Carburetor Bypass Fuel Pressure Regulator

Durable metal to metal seat for instantaneous response and low maintenance. SKU : BBK-1514 $ 229. We use quality fuel pressure regulators from Holley, Aeromotive, and Weldon. They have one -8 AN inlet and two -8 AN outlet ports. Home / Fuel, Regulator / Fuel Pressure Regulator. They're used for carbureted applications only, and are preset at 7 psi. View Details. Setting the Idle Mixture & Idle Speed. Since the regulator will be set to provide 6-8 psi, the unused fuel will be. Fuel pressure in a static system is always maintained higher from the fuel pump to the regulator (typically 12-60 psi) than it is from the regulator to the carburetor (8-9 psi). SKU: A2713205. Aeromotive 13217 Stackable Carbureted Regulator Price: $207. K-Tuned Fuel Pressure Regulator. I've found that adjusting the regulator provides no change in pressure. Without a properly matched regulator, any fuel system. 1986-1993 Mustang 5. This means that a voltage reducer is not needed, even on a street car. Year Warranty. This regulator is perfect for naturally aspirated or blow-through supercharged engines. Aeromotive 13205 Compact Billet Adjustable Carbureted Fuel Pressure Regulator. Fuel Pressure Regulators. I was just curious if anyone has any recommendations for a fuel pressure regulator? Ill be installing an in tank fuel pump, both for future efi, and the fact that my block cant accept a mechanical lol. Available for both electronic fuel injected or carbureted applications, the Aeromotive A1000 bypass fuel pressure regulators are meant for medium to high horsepower applications to control fuel pressure to an optimum level. This regulator is perfect for naturally aspirated or 'blow-through' supercharged engines. We use ups, USPS and FedEx for most orders. Aeromotive, A2000 Carbureted Bypass Regulator, 2-20 psi A2000 Carbureted Bypass Regulator, 2-20 psi Aeromotive A2000 Carbureted Bypass Regulator Adjustable base pressure from 2 to 20 psi. Illustrated dictionary and glossary of words and expressions related to automobiles, motorcycles, bicycles, and small engines. fuel pump to a carbureted engine (-6AN male carb adapter fitting is required at the carburetor). A fuel pump is used when the gas tank is mounted lower than the carburetor and gravity cannot be relied on to carry gas through the fuel line. 3L Turbo PFI) Fuel pressure regulator is a diaphragm-operated relief valve with injector pressure on one side and manifold pressure (vacuum) on the other. Keep the current in-tank pump and add a bypass fuel pressure regulator near the carb to drop the pressure, and add a return fuel line if there isn't one already so the excess fuel can be bypassed back to the tank. 5-9 psi, Natural, Gas, Alcohol, Non-Return, Sold Individually Manufacturer #12-704 ( Reviews) Questions, Answers HOLLEY FUEL PRESSURE REGULATORS. Cost: approximately $200-$350. Dual purpose, universal regulator for street or track applications. Call for Availability. Designed only for carburetor use. Base fuel pressure adjustable from 3-20 PSI. The fuel return line runs between the fuel return port of the regulator and the fuel tank. I'm also using a 26-500 fuel pressure gauge at the port connection on the regulator. Part # 29386 Be the first to write a review. Fuel pressure regulators suffer from something called "recovery time". Email When Available Your Price $93. The A1000 Bypass Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. SKU: AF56101 Categories: Air and Fuel Delivery, Fuel Pumps. Call (855) 806-1147 or Order Online!. Though the product is placed in second place on the list, it does not lag behind in the race of quality. 5-9 psi,compatible with electric fuel pumps w/return line 5. it is starving for fuel. Adjustable fuel regulation from 4-1/2 to 9 psi Preset to 7psi 3/8" NPT ports (1 in, 1 out, 1 bypass or return) Used in systems with a return line back to the fuel tank Quieter fuel pump operation Designed only for carburetor. The fuel pressure regulator is located on the supply side of the fuel system, immediately upstream of the carburetor or downstream of the fuel injectors. Misfires and a decrease in power, acceleration, and fuel efficiency. They are precision machined from 6061-T6 billet aluminum for strength and durability. 5-9 psi, Natural, Gas, Alcohol, Non-Return, Sold Individually Manufacturer #12-704 ( Reviews) Questions, Answers HOLLEY FUEL PRESSURE REGULATORS. All the way closed, all the way open, same pressure. (1) ORB-10 inlet port and (1) ORB-08 return port. This causes fuel to be pushed past the needle and seat assembly in the carburetor, which leads to flooding. Classic Industries offers 1991 Chevrolet Camaro Inline Fuel Pressure Gauge, 1991 Chevrolet Camaro Edelbrock Fuel Pressure Regulators, 1991 Chevrolet Camaro Aeromotive 2 Port Carburetor Bypass Regulator, 1991 Chevrolet Camaro Edelbrock 5 PSI to 10 PSI Adjustable Fuel Pressure Regulator, and 1991 Chevrolet Camaro Holley Chrome Plated 4-1/2 to 9. They're used for carbureted applications only, and are preset at 7 psi. Kit Includes: 174053 Carbureted Bypass Regulator. Call for Availability. 2 - ORB -08 inlet/outlet ports on the sides. Vehicles that use a carburetor sometimes suffer from too much fuel pump pressure. Though the aim is to minimize the pressure drop, maintaining constant, precise fuel level is not strictly possible. The fuel pressure regulator consists of a diaphragm that controls the bypass valve "ball seat" and as the picture below illustrates it can open and close in order to adjust itself for a steady fuel delivery. Offers the full flow and rock steady fuel pressure that only a dynamic, Aeromotive bypass regulator provides. Choose Options Drag Racing Carburetor - Alcohol - 4150 Series. Gasket Fuel Pressure Regulator #2015 is a return-style fuel pressure regulator. This EFI fuel pressure regulator kit can be capable of supporting applications up to 1000 HP, the EFI Bypass Regulator can handle high-flow EFI fuel pumps and the most aggressive street machines. (1) ORB-10 inlet port and (1) ORB-08 return port. Aeromotive 13215 Marine Carbureted Adjustable Fuel Pressure Regulator Price: $136. Marysville Marine is a wholesale distributor of marine engine parts, fuel components, plumbing, steering, controls, electrical equipment, oil and more. Out of stock. We carry all of the top brands and offer world-wide shipping. Adjustable Billet By-Pass Regulator-3/8" NPT. Manufactured by Essex Industries, these regulators have fluorosilicone diaphragm material for extended life and high temperature protection. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. I've found that adjusting the regulator provides no change in pressure. new holley carbureted bypass fuel pressure regulator,street,strip,2 port,4. Two and four-port configurations available. Provides longer life for electric fuel pumps. Also included in this kit is the plug so the regulator can be plumbed before or after the engine. This regulator is perfect for naturally aspirated or 'blow-through' supercharged engines. Carburetor – SS-Series – 4-Barrel – 650 CFM – Square Bore – Electric Choke – Mechanical Secondary – Dual Inlet – Black – Each. Stock/OEM regulators often have a fixed pressure setting, while most aftermarket regulators are adjustable by design. It also gives MUCH more consistant fuel pressure. Too much fuel pressure can cause flooding and driveability problems. I was looking at a holley unit t. Remove a spark plug and examine the end of it. It's rocket science brought down to earth, and it's covered by the manufacturer's limited 1 year warranty. 1979-1993 Fox Body Mustang Fuel Pressure Regulators & Gauges. SKU: A2713205. High Flow Regulator $ 64. No Vehicle Specific Fitment. Fuel pressure regulators suffer from something called "recovery time". 5-9 PSI 3/8 NPT BY-HP Billet Carbureted By Pass Fuel Pressure Regulator. Availability: Usually ships in 1-3 working days (sooner if Expedited/Express shipping is chosen) $32. Adjustable pressure range: 30psi -70psi. This keeps fuel circulating and takes a HUGE load off the pump. This billet aluminum fuel pressure regulator made by Edelbrock is machined from aircraft quality aluminum. Carburetor Bypass Style Fuel Pressure Regulator, 4. 35 Suggested Retail. Although the bypass pressure regulator is mounted inside the Edelbrock fuel sump, it's readily accessible from the outside for easy pressure adjustments. High Flow Regulator $ 64. Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. 75 psi/gal of flow rate change. AF56101 Adjustable Bypass Style Fuel Pressure Regulator quantity. 0 out of 5 stars 1 $109. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. Base fuel pressure adjustable from 3-20 PSI. The needle and seat work with the fuel bowl float in much the same way your toilet works. 0L F-150; 5. Engine Hp: 2,000+¹ at 28psi. Part # 29386 Be the first to write a review. Description. Aeromotive, A2000 Carbureted Bypass Regulator, 2-20 psi A2000 Carbureted Bypass Regulator, 2-20 psi Aeromotive A2000 Carbureted Bypass Regulator Adjustable base pressure from 2 to 20 psi. Definition & Description. Each Holley fuel pressure regulator is fully-adjustable, comes pre-set so there is no guesswork when first installing the regulator, and are available in a variety of pressure ranges for both EFI and. A block style or a bypass style. SKU: A2713205. 1/8" NPT Gauge Port. Recommended for use with electric fuel pumps. If the vehicle’s fuel pressure regulator. Connect it to the carburetor or intake (check your instructions). Constructed of billet aluminum with a black anodized base and a clear anodized top for good looks. Bypass fuel pressure regulator for belt driven fuel pumps. Regulator comes in four different pressure ranges covering applications between 4 and 80 PSI. It can be manually adjusted for base pressure from 4 to 65 psi and fuel pressure rises on a 1:1 ratio with boost. Ideal for converting from fuel injection to carburetion using the stock, in-tank pump. Fuel Pressure Regulator (Carbs) | Best 2 Port Regulator for Carburetor Pro Products 10661 is another tip-top fuel pressure regulator, which is capable of meeting all the expectations of a driver. Quieter fuel pump operation. Add to Wish List. P/N 13304 X1 Carbureted Return Style Regulator Carbureted return style Regulator for Return Style Systems Base fuel pressure adjustable from 3-20 PSI. Carbureted bypass fuel pressure regulator 4. 3/8Inch NPT Ports 1 Inch 1 Out 1 Bypass Or Return. This means that a voltage reducer is not needed, even on a street car. You can fit any kind of pump, both low pressure and high pressure for injection (in this case our regulator 30044 is used to convert fuel system from injected to carburettor). If the pressure in it does not rise after pinching the fuel return pipe, it means there is a loss of pressure. About The FeaturesInlet Port Diameter: 5/8Outlet Port Diameter: 3/8Port Quantity: 5Pressure Range: 3-15Title: A1000 4-Port Carbureted Bypass Regulator, 4 x AN-06, 1 x AN-10A1000 carbureted bypass regulator; adjustable from 3-15 PSI; perfect for naturally aspirated engines; bypass desing provides the ultimate, dynamic fuel delivery system;Notes:Universal Fitment: These products should work with. Aeromotive 13254 A1000 Platinum Series 2-Port Carbureted Bypass Regulator Price: $233. Quick view Details. The Holley 12-803BP fuel pressure regulator features 3/8" NPT in/out ports and a 3/8" NPT return port. This fuel line kit includes 25 feet of hose and most of the fittings that you need to connect a Tanks Inc. The regulators also feature a boost reference port that will raise fuel pressure on a 1:1 ratio. The A1000 Bypass Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. 3-12 PSI for carbureted applications. 5 out of 5 stars. Pressure can be adjusted with the nut/bolt on top of the regulator. Aeromotive A2000 2-Port Bypass Fuel Pressure Regulator, 2-20 psi: A2000 2-Port Carbureted Bypass Regulator Inlet: 1 Outlet: 2 2-20 psi Fuel Type: Gasoline & Alcohol. Building a serious HP-producing fuel-injection monster and need a serious EFI return-style regulator? This Holley Dominator Billet Regulator fits the bill!. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause. Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. Use the supplied self-tapping screws. If only you had a Carbureted Bypass Fuel Pressure Regulator from Holley so you could get a regulator that delivers fuel with superior precision that can only come from decades of racing experience. 0 out of 5 stars 1 $109. Most Carburetor Fuel Parts products are available. Aeromotive A1000-6 Injected Bypass Regulator. Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. All the way closed, all the way open, same pressure. Base fuel pressure adjustable from 3-15 PSI. APR High Pressure Fuel Rail Valve 155 Bar 2. If the vehicle's fuel pressure regulator. 1/16″ NPT Boost Port with 5/32″ hose barb. 4L F-150 Truck/SUV; ByPass Valves Accessories; Carburetor Enclousures & Bonnets. Street/Strip Carbureted Applications Two Port Adjustable from 4. This means that a voltage reducer is not needed, even on a street car. Recommended for use with electric fuel pumps. Fuel Filters by Aeromotive Pressure Regulator 13220 Allows Any Car Or Truck To Affordably Covnert From Efi To A Standard Carburetor Bypass Pressure Adjustable From 8 16 Psi Regulated Pressure To Carburetor Is Adjustable From 5 9 Psi }. A block style or a bypass style. Made of anodized billet aluminum, these fuel pressure regulators from Aeromotive are the best on the market. Holley carburetor bypass style fuel pressure regulators are designed for systems that require a return line back to the tank. Holley Fuel Pressure Regulator Regulate the fuel pressure from the fuel pump to the carburetor in your 1979-1985 Mustang with Holley's bypass regulator! This regulator is specifically designed for your Mustang's return style fuel system. The features of the bypass fuel regulator are shown below: Setting The Bypass Fuel Regulator Pressure To properly set the bypass pressure, loosen the locknut located on the top of the regulator and turn the pressure adjustment screw accordingly. 555 Series regulators are non-bypass style with an advanced poppet design to smooth out fuel pressure spikes, plus a no-creep soft seat that is methanol and E85 compatible. 0 out of 5 stars. 5 product ratings. If your fuel pressure regulator is going bad, your car could display several different symptoms. This "dead-head" type regulator has a single inlet port on the bottom and two side outlet ports to make it easy to connect multiple carburetors, or two float bowls of a 4-barrel. The turbo will make 20 PSI boost. Description. Teague Custom Marine can mate the right marine fuel regulator to your pump and fuel demand scenario to keep your fuel pressure stable. Base fuel pressure adjustable from 3-15 PSI. *MP-9945 Regulator Instruction Sheet*. Add To Cart. P/N 13204: A1000 Carbureted return style Regulator The A1000 return style Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Adjustable from 2-20 PSI. Stock/OEM regulators often have a fixed pressure setting, while most aftermarket regulators are adjustable by design. They're used for carbureted applications only, and are preset at 7 psi. Part Number 13217: Modular Fuel Pressure Regulator Aeromotive's new Stackable Carbureted Fuel Pressure Regulators (Part Number 13217). 3/8 NPT ports (1 in, 1 out, 1 bypass or return) Used in systems with a return line back to the fuel tank. During periods of high manifold vacuum. 6 psi is required. A misfiring engine can be mysterious and frustrating. One 3/8" NPT return port, four 3/8" NPT inlet/outlet ports. We use ups, USPS and FedEx for most orders. 1:1 rising rate for blow-through carburetors. fuel pump to a carbureted engine (-6AN male carb adapter fitting is required at the carburetor). 12-803BP Carburetor Fuel Bypass Regulator Pressure Holley 4. A2000 Carbureted Bypass 4-Port Regulator. sku: 40050. Call (855) 806-1147 or Order Online!. This is a 3 port return style regulator, returning excess fuel back to the fuel tank for cool fuel. 1/8" NPT Gauge Port. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause flooding or driving problems. When pressure (boost) is applied to the top of the regulator, the diaphragm, which is attached to the bypass valve, a spring forces. Vacuum/Boost reference capability. Part # 12-803BP Be the first to write a review. 11 shipping. 1 - ORB-08 return port on the bottom port. Aeromotive Universal (Carb & EFI) fuel pressure regulator - 13301 If you are currently running a carb but thinking of upgrading to EFI at a later date this Aeromotive universal regulator is for you. This "dead-head" type regulator has a single inlet port on the bottom and two side outlet ports to make it easy to connect multiple carburetors, or two float bowls of a 4-barrel. Fuel pressure regulators factory adjusted to 2. Get your bad fuel pressure regulator checked if you notice any of the following. 1 - 1/8″ NPT Gauge Port with plug. Select a store to see pricing & availability Pressure (psi): 6 psi. Aeromotive A2000 2-Port Bypass Fuel Pressure Regulator, 2-20 psi: A2000 2-Port Carbureted Bypass Regulator Inlet: 1 Outlet: 2 2-20 psi Fuel Type: Gasoline & Alcohol. 7160 Fuel Pressure Regulator - Monza Series. It's rocket science brought down to earth, and it's covered by the manufacturer's limited 1 year warranty. Adjustable Fuel Regulation From 4-1/2 To 9 PSI. The A1000 Bypass Regulator was designed for use with Aeromotive's A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Please email me if you have any questions. AF56101 Adjustable Bypass Style Fuel Pressure Regulator quantity. Problems with your 1979-1993 Mustang fuel pressure regulator? Find direct replacements at Late Model Restoration. You can regulate the pressure to your needs. Base fuel pressure adjustable from 3-15 PSI. The regulators are made of aluminum and feature a natural or black finish. So, your fuel pressure regulator, is designed to keep fuel, within a specific range of pressure. Description: Russell Carburetor Fuel Pressure Regulator # 174052 - 180 gph. Fuel Pressure Regulators. Aeromotive A2000 2-Port Bypass Fuel Pressure Regulator, 2-20 psi: A2000 2-Port Carbureted Bypass Regulator Inlet: 1 Outlet: 2 2-20 psi Fuel Type: Gasoline & Alcohol. Located in Woodbridge, New Jersey, we are a full-service shop for retail and wholesale parts distribution, builds/installation and tuning. Questions – 785-632-3450 or email Fifth Avenue Antique Auto Parts at [email protected] Base pressure adjustable from 3 to 20 PSI with standard spring (installed) or 20 to 60 PSI with high pressure spring (included). NPT Ports - 3/8 in. Your Price: $98. Fuel pressure rises on a 1:1 ratio when referencing boost. Availability: Available: Application: Universal: UPC: 00087133932439: Availability Note. The A1000 Bypass Regulator was designed for use with Aeromotive's A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Ideal for use with high volume electric or mechanical fuel pumps of any make, where dynamic flow and rock steady pressure control is desired. BILLET ALUMINUM. If your fuel pressure regulator is going bad, your car could display several different symptoms. Shipping: Calculated at Checkout. 6 psi is required. Compare Refine. The pressure showed a drop to 3 to 4 psi upon acceleration. Problems with your 1979-1993 Mustang fuel pressure regulator? Find direct replacements at Late Model Restoration. 1979-1993 Fox Body Mustang Fuel Pressure Regulators & Gauges. The vacuum boost port makes it ideal for high-volume electric or mechanical fuel pumps of any kind where rock-steady pressure control is desired. It's rocket science brought down to earth, and it's covered by the manufacturer's limited 1 year warranty. This is a 3 port return style regulator, returning excess fuel back to the fuel tank for cool fuel. Black Efi Fuel Pressure Bypass Regulator Injected Gauge Hose. Replacement GFLT Bypass Pressure Regulator Diaphragm that is compatible for use with gas; alcohol and E85 fuels. If only you had a Carbureted Bypass Fuel Pressure Regulator from Holley so you could get a regulator that delivers fuel with superior precision that can only come from decades of racing experience. The pressure showed a drop to 3 to 4 psi upon acceleration. The WeatherTech FloorLiner DigitalFit accurately and completely lines the interior carpet giving "absolute interior protection". 0 out of 5 stars. Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. Buy Aeromotive 13304 X1 Carburetor Bypass Regulator, 3-15 PSI at Walmart. BLP Billet Return By-Pass Fuel Regulator. I have a standard tank for a 56 Chevy truck, a street demon carburetor, and a holly mechanical fuel pump. Recommended for use with electric fuel pumps. 5 out of 5 stars. Russell Demon Carbs, Red/Blue, 3/8" Female NPT - Demon Duel. Holley Carburetor Fuel Pressure Regulator 1 To 4 Psi Bottom Inlet Sides Are Outlets. Blue anodized finish. Fuel Pressure Regulators - Air & Fuel Delivery Fuel Pumps & Regulators Fuel Pressure Regulators Aeromotive A1000 Carbureted Bypass Regulator 13204. Get your bad fuel pressure regulator checked if you notice any of the following. Holley Carburetor Bypass Style Fuel Pressure Regulators. Fuel Pressure Regulators. The features of the bypass fuel regulator are shown below: Setting The Bypass Fuel Regulator Pressure To properly set the bypass pressure, loosen the locknut located on the top of the regulator and turn the pressure adjustment screw accordingly. The fuel pressure gauge can also be installed anywhere in the fuel line between the fuel pressure regulator and the carburetor(s) to measure fuel line pressure. 35 Suggested Retail. Adjust fuel pressure from 4-1/2 to 9 psi. Remember to solve or prevent vapor lock you will want as high a pressure as possible at the carburetor - or plumb the bypass to the tank and 12-803 as close to the carburetor as possible. 4 out of 5 stars. Usually a faulty fuel pressure regulator will produce a few symptoms that will alert the driver of a potential issue. Compatible with both X1 EFI Conversion kits. I blocked one of the outlet ports on the 12-803 regulator and checked fuel flow - strong. During periods of high manifold vacuum. Regulator comes in four different pressure ranges covering applications between 4 and 80 PSI. 35-1100QFT, FUEL PRESSURE REGULATOR DIAPHRAGM, 35-100QFT, 12-807 Holley. 1 - 24 of 76 results for Fuel Pressure Regulators. Part # 800-439. Add To Cart. Two and four-port configurations available. 2 - ORB -08 inlet/outlet ports on the sides. 5-9 psi,compatible with electric fuel pumps w/return line 5. 1 – ORB-08 return port on the bottom port. A dual purpose, universal fuel pressure regulator for EFI or carbureted applications. I replaced the gauge sending unit. 1/16″ NPT Boost Port with 5/32″ hose barb. If the fuel pump is putting out more than 8 PSI, a regulator should be used to keep the fuel pressure within safe limits and avoid the possibility of flooding. You will also notice black smoke and oil coming from the exhaust (implying rich engine running). Aeromotive 13205 Compact Billet Adjustable Carbureted Fuel Pressure Regulator. EFI conversions will require a larger-than-stock return line for proper low pressure control. new holley carbureted bypass fuel pressure regulator,street,strip,2 port,4. 1 - ORB-08 return port on the bottom port. Fuel pressure rises on a 1:1 ratio when referencing boost. Engine Hp: 2,000+ at 28psi. For Regulator P/Ns 13201, 13205, 13211, 13215, 13217, 13251, 13255. Single Taper For Q-Jet Model M4VDimension Indicates Maximum Diameter Of TaperSold in Pairs. Looking for an aftermarket Jeep Grand Cherokee Fuel Pressure Regulator replacement? Our low price guarantee and fast shipping will save you time and money. Mallory Adjustable Bypass Style Fuel Pressure Regulator, Carbureted Engines, 3-12psi, 4309 is made to match the Mallory 70, 110, and 140 GPH Mallory Comp Fuel Pumps. The A2000 Bypass Regulator provides unmatched boost reference and high flow capacity. Base fuel pressure adjustable from 3-15 PSI. Holley 12 803BP Carbureted Bypass Fuel Pressure Regulator. GET GENUINE QUICK FUEL PARTS. 0 out of 5 stars 1 $109. One of the first symptoms of a possible issue with the fuel pressure regulator is engine performance issues. Bypass design provides the ultimate, dynamic fuel delivery system. They're used for carbureted applications only, and are preset at 7 psi. The vacuum boost port makes it ideal for high-volume electric or mechanical fuel pumps of any kind where rock-steady pressure control is desired. I replaced the 12-841 regulator with a 12-803 non-bypass regulator. Fuel Pressure Regulator, A2000, 2-20 psi, Inline, 10 AN Inlet/Outlet/Return, Gas/E85/Diesel, Each Dynamic flow and rock steady pressure make this regulator perfect for naturally aspirated or carbureted blow-through applications. Spark Plugs Blackened. Black Efi Fuel Pressure Bypass Regulator Injected Gauge Hose. Adjustable Fuel Pressure Regulator Carburettor (Tu. These regulators from Edelbrock and Arrington Engines are compatible with all grades of gasoline or methanol and are adjustable from 5 to 10 PSI. Fast response, low maintenance. NPT Return - Carbureted Bypass Style - Gasoline/Diesel/E85 - More Details ». It was returned with another sending unit and the gauge. Buy Aeromotive 13204 A1000 Carbureted Bypass Pressure Regulator - 2-Port From Karl Kustoms, One Of The Largest Online Retailers Of Chevy Performance Parts In The USA. "The needle and seat assemblies that are installed in Holley performance carburetors can satisfactorily control fuel pressure up to about 8 PSI. Fuel Pressure Regulator (Carbs) | Best 2 Port Regulator for Carburetor Pro Products 10661 is another tip-top fuel pressure regulator, which is capable of meeting all the expectations of a driver. 5-9 PSI w/ Jet. Carburetor – SS-Series – 4-Barrel – 650 CFM – Square Bore – Electric Choke – Mechanical Secondary – Dual Inlet – Black – Each. Vapor lock causes: Loss of fuel pressure (and flow) Loss of power. Bypass design provides the ultimate, dynamic fuel delivery system. Russell Demon Carbs, Red/Blue, 3/8" Female NPT - Demon Duel. check if this fits your vehicle. Fuel Pressure Regulators. The Fuel Pressure Regulator, on top of the fuel "rail" supplying the injectors, maintains the injector supply at a nominal 30 PSI (adjustable by turning the nut on top). Looking for an aftermarket Jeep Grand Cherokee Fuel Pressure Regulator replacement? Our low price guarantee and fast shipping will save you time and money. Carbureted Regulators. Though the aim is to minimize the pressure drop, maintaining constant, precise fuel level is not strictly possible. Description Description. 0 80Mm Power Plus Throttle Body Race Onl. To do this you would have to set up an electric fuel pump (use a pressure regulator to keep within specified pressure range) to supply gas to the carburetor. Fuel pressure can be adjusted from 3-20 psi, making them perfect for carburetors, or you can install their included high pressure spring and adjust the fuel pressure from 20-60 psi for your EFI fuel system. Aeromotive 13212 A2000 2-Port Carburetor Bypass Fuel Pressure Regulator -10 AN. Email When Available Your Price $93. A1000 carbureted bypass regulator, designed for using an EFI Pump w/ a carburetor Base fuel pressure adjustable from 3-15 PSI (1) #10 AN ORB inlet port and (1) #8 AN ORB return port (4) #6 AN ORB outlet ports 1/8" NPT gauge port Fuel pressure rises on a 1:1 ratio when referencing boost Bypass design provides the ultimate, dynamic fuel delivery system Ideal for converting from fuel injection to. These regulators from Edelbrock and Arrington Engines are compatible with all grades of gasoline or methanol and are adjustable from 5 to 10 PSI. 26 Aeromotive 13254 A1000 Platinum Series 2-Port Carbureted Bypass Regulator. Add to cart. Choose Options Drag Racing Carburetor - Alcohol - 4150 Series. The inlet/outlet size is 3/8 NPT. OSIAS Universal Adjustable Fuel Pressure Regulator Kit +100 Psi Pressure Gage AN6 Fitting Connectors Kit Black & Red November 10, 2020 Holley 12-823 Fuel Pressure Regulator for 12-841 and 12-842 Bypass Regulator Rebuild Kit. Since the regulator will be set to provide 6-8 psi, the unused fuel will be. The following are the basic solutions to the most common systems. Aeromotive Fuel Pressure Regulator Rebuild Kit. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. As fuel pressure in the carburetor float bowls increases, so does pressure within the regulator, causing fuel to push upward against the diaphragm. To do this you would have to set up an electric fuel pump (use a pressure regulator to keep within specified pressure range) to supply gas to the carburetor. 3L Turbo PFI) Fuel pressure regulator is a diaphragm-operated relief valve with injector pressure on one side and manifold pressure (vacuum) on the other. Aeromotive 13301 bypass fuel pressure regulator 3 60 psi made by aeromotive for as low as 16099. Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task. Fuel Pressure Regulator, A2000, 2-20 psi, Inline, 10 AN Inlet/Outlet/Return, Gas/E85/Diesel, Each Dynamic flow and rock steady pressure make this regulator perfect for naturally aspirated or carbureted blow-through applications. 5-9 psi,compatible with electric fuel pumps w/return line 5. Add To Cart. Though the aim is to minimize the pressure drop, maintaining constant, precise fuel level is not strictly possible. Connect it to the carburetor or intake (check your instructions). R670650 (x2) -10 ORB to -6AN Adapter Fittings. 1979-1993 Fox Body Mustang Fuel Pressure Regulators & Gauges. Features:Rock steady pressure control. The regulators are made of aluminum and feature a natural or black finish. Suggested: $54. Fuelab was founded by Brian Paitz and is located in Collinsville, IL, just outside St. BLP Billet Return By-Pass Fuel Regulator. (1) ORB-08 Return Port. The pressure in the regulator can be checked by pinching the fuel return line. Fuel pressure can be adjusted from 3-20 psi, making them perfect for carburetors, or you can install their included high pressure spring and adjust the fuel pressure from 20-60 psi for your EFI fuel system. Mallory 2-Port Non-Bypass Regulator. The fuel pressure regulator is located on the supply side of the fuel system, immediately upstream of the carburetor or downstream of the fuel injectors. Tinware: fuel pump and mounting gasket (supplied with pump), fuel pressure regulator and gauge, 3/8" fuel hose and clamps, NPT pipe fittings. BYPASS FUEL PRESSURE REGULATOR 12-803BP $ 76. Base fuel pressure adjustable from 3-15 PSI. A misfiring engine can be mysterious and frustrating. If your fuel pressure regulator is going bad, your car could display several different symptoms. Aeromotive 13204 Carbureted Bypass Fuel Pressure Regulator. Carburetor Bypass Style Fuel Pressure Regulator, 4. Fuel Pressure Regulators - Air & Fuel Delivery Fuel Pumps & Regulators Fuel Pressure Regulators Aeromotive A1000 Carbureted Bypass Regulator 13204. 3-12 PSI for carbureted applications. Classic Industries offers 1991 Chevrolet Camaro Inline Fuel Pressure Gauge, 1991 Chevrolet Camaro Edelbrock Fuel Pressure Regulators, 1991 Chevrolet Camaro Aeromotive 2 Port Carburetor Bypass Regulator, 1991 Chevrolet Camaro Edelbrock 5 PSI to 10 PSI Adjustable Fuel Pressure Regulator, and 1991 Chevrolet Camaro Holley Chrome Plated 4-1/2 to 9. Aeromotive #13202 A2000 Carbureted Bypass Fuel Pressure Regulator. 00 Add To Cart. 1 - 24 of 76 results for Fuel Pressure Regulators. The operating fuel pressure range is 4. Making the change from a carburetor to EFI or EFI to carburetor? There is no longer a need to purchase a new regulator. A1000 carbureted bypass regulator, designed for using an EFI Pump w/ a carburetor Base fuel pressure adjustable from 3-15 PSI (1) #10 AN ORB inlet port and (1) #8 AN ORB return port (4) #6 AN ORB outlet ports 1/8" NPT gauge port Fuel pressure rises on a 1:1 ratio when referencing boost Bypass design provides the ultimate, dynamic fuel delivery system Ideal for converting from fuel injection to. Compatible with any high volume electric or mechanical fuel pump. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause flooding or driving problems. How does it affect performance? A non-return style regulator offers a few benefits over Bypass. 110" Holley needle and seats) You have to modify the 12-803 deadhead regulator to make it actually act. Regulator Style:Bypass. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. Fuel Filters by Aeromotive Pressure Regulator 13220 Allows Any Car Or Truck To Affordably Covnert From Efi To A Standard Carburetor Bypass Pressure Adjustable From 8 16 Psi Regulated Pressure To Carburetor Is Adjustable From 5 9 Psi }. We stand behind everything we build and a guaranteed forever warranty for the life of the product, KDHJJOLY Practical Fashion Lace leather bag handbags women famous brands women messenger bags shoulder bag 2016 vintageRed 2 Chic: Handbags:, for example “Jaci” to add to. The features of the bypass fuel regulator are shown below: Setting The Bypass Fuel Regulator Pressure To properly set the bypass pressure, loosen the locknut located on the top of the regulator and turn the pressure adjustment screw accordingly. The A1000 Bypass Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. (1) ORB-10 inlet port and (1) ORB-08 return port. NPT Ports - 3/8 in. 61 product ratings. Fuel pressure regulators factory adjusted to 2. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause flooding or drivability problems. Aeromotive A1000-6 Injected Bypass Regulator. Edelbrock 8190 Carburetor Fuel Pressure Regulator, 4. The regulators are made of aluminum and feature a natural or black finish. Description: Fuel Pressure Regulator, A4 Carbureted, 5 to 15 psi, In-Line, Dual 10 AN Female O-Ring Inlets, Four 6 AN Female O-Ring Outlets, 1/8 in NPT Port, Black / Red Anodize, E85 / Gas / Methanol, Each. View Details. Too much fuel pressure for a given needle and seat assembly can overload the needle and seat and may cause. Russell Demon Carbs, Red/Blue, 3/8" Female NPT - Demon Duel. 5 To 9 PSI The Bottom Is The Inlet And Sides Are Outlets. The basic purpose of a fuel pressure regulator is to ensure there’s enough pressure built up to support the system, whether that ends with a carburetor or fuel injection. P/N 13204: A1000 Carbureted return style Regulator The A1000 return style Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Mallory Adjustable Bypass Style Fuel Pressure Regulator, Carbureted Engines, 3-12psi, 4309 is made to match the Mallory 70, 110, and 140 GPH Mallory Comp Fuel Pumps. Outlaw Speed Shop has the best selection of air/fuel delivery parts for carburetted and fuel injected engines at the lowest prices!. Aeromotive 13212 A2000 2-Port Carburetor Bypass Fuel Pressure Regulator -10 AN. Adjustable from 2-20 PSI. Aeromotive 13301 bypass fuel pressure regulator 3 60 psi made by aeromotive for as low as 16099. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. Your Price: $102. Fuel Pressure Regulator; BILLET FP REG, ADJ 4. • Durable metal to metal seat for instantaneous response and. The regulators also feature a boost reference port that will raise fuel pressure on a 1:1 ratio. Aeromotive carbureted fuel pressure regulators are true billet regulators. Features:Rock steady pressure control. Connect it to the carburetor or intake (check your instructions). The basic features of the Holley 12-841 are as follows: • An adjustable range of 4. 0 out of 5 stars. Billet aluminum housing for increased strength and repeatability. I recently installed an Auto Meter fuel pressure gauge. 5-9 PSI w/ Jet. Carbureted Bypass Fuel Pressure Regulator. Click to see full answer. In this video, we show you how to install a Fuel Pressure regulator. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. The regulators are made of aluminum and feature a natural or black finish. Holley 12-880 Adjustable Billet By-Pass Regulator, -6 AN. This is a 3 port return style regulator, returning excess fuel back to the fuel tank for cool fuel. The regulators also feature a boost reference port that will raise fuel pressure on a 1:1 ratio. This is a 255-1016 Fuel Injection Pressure Regulator From CCS Performance Carburetor, Compatible With 1984-87 Chrysler Daytona, LeBaron, New Yorker, Plymouth Caravelle, Dodge 600 & Lancer. By doing so, the regulator will adjust fuel pressure based on boost pressure. Year Warranty. 3L Turbo PFI) Fuel pressure regulator is a diaphragm-operated relief valve with injector pressure on one side and manifold pressure (vacuum) on the other. Save for later. Each Holley fuel pressure regulator is fully-adjustable, comes pre-set so there is no guesswork when first installing the regulator, and are available in a variety of pressure ranges for both EFI and. It can be adjusted to work with either gas or methanol by simply turning the adjuster in or out. So I'm using the 12-840 regulator to try reducing fuel pressure to my Holley 4150. The stock fuel system does use a return line, so the fuel pressure regulator will need provisions for this. This regulator is perfect for naturally aspirated or ?blow-through? supercharged engines. This is known as throttle body injection (called TBI by General Motors and CFI by Ford ), and it allows an older engine design to be converted from carburetor to fuel injection without. Price: $114. Add to Wishlist. Most fuel pressure regulators are designed to operate either as a dedicated low-pressure device (roughly 3 to 16 psi) or as a high-pressure regulator (40 to 70 psi). A27-13202Description:Adjustable base pressure from 2 to 20 PSI--recommended for A-2000; P/N 11202 and Belt Drive; P/N 11105 Drag Race fuel pumps. A sufficient fuel pressure is not built inside the regulator. Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. The System Kit includes all port fittings for AN-08 supply and return lines, fittings for the Stealth/Phantom pump, the X1 Carbureted bypass regulator and fittings, the AN-08 Aeromotive filter with 10-m element, and our -15-PSI "Equalizer. A block style or a bypass style. Holley has been the undisputed leader in fuel systems for over 100 years. The basic purpose of a fuel pressure regulator is to ensure there's enough pressure built up to support the system, whether that ends with a carburetor or fuel injection. A misfiring engine can be mysterious and frustrating. Universal Bypass Fuel Pressure Regulator (7910 series) Instructions Figure 2- Diagrams the optimal way to plumb the regulator when using a single fuel rail with inlet and outlet ports on each side. Fuel pressure can be adjusted from 3-20 psi, making them perfect for carburetors, or you can install their included high pressure spring and adjust the fuel pressure from 20-60 psi for your EFI fuel system. Bypass design provides the ultimate, dynamic fuel delivery system. Carbureted Regulators. Fuel System 13301 Universal Bypass 20-65 psi Fuel Pressure Regulator. Turbosmart 1/8 NPT Fuel Pressure Regulator Blue Fpr800 Ts-0401-1101. SKU # 203320. 3/8Inch NPT Ports 1 Inch 1 Out 1 Bypass Or Return. GET GENUINE QUICK FUEL PARTS. Also the fittings for the fuel hose are included. Call (855) 806-1147 or Order Online!. (1) ORB-10 inlet port and (1) ORB-08 return port. 174053-KIT. This Edelbrock fuel pressure regulator #174131 is compatible with all grades of gasoline, ethanol, methanol and E85 fuels. The regulator is preset to 10 PSI at 7,000 engine RPM using a 0 Fuel Pump or a. Toggle menu Bypass fuel pressure regulator. GET GENUINE QUICK FUEL PARTS. The regulators are made of aluminum and feature a natural or black finish. The basic purpose of a fuel pressure regulator is to ensure there’s enough pressure built up to support the system, whether that ends with a carburetor or fuel injection. Simply swap out the included spring and you can change this regulator from 3-20psi for a carb into a regulator from 20-60 psi for EFI. The fuel return line runs between the fuel return port of the regulator and the fuel tank. - 5-10 psi. 2 - ORB -08 inlet/outlet ports on the sides. Product Description. Gasket Fuel Regulator. Keep your carburetor or fuel rail supplied with adequate fuel at both the right volume and pressure. Without a properly matched regulator, any fuel system. SKU: AF56101 Categories: Air and Fuel Delivery, Fuel Pumps. To do this you would have to set up an electric fuel pump (use a pressure regulator to keep within specified pressure range) to supply gas to the carburetor. I have a standard tank for a 56 Chevy truck, a street demon carburetor, and a holly mechanical fuel pump. Pressure can be adjusted with the nut/bolt on top of the regulator. check if this fits your vehicle. This is known as throttle body injection (called TBI by General Motors and CFI by Ford ), and it allows an older engine design to be converted from carburetor to fuel injection without. Adjustable fuel regulation from 4-1/2 to 9 psi. Designed for the Aeromotive A-1000 fuel pump, this regulator will also work with any similar EFI pump, delivering seamless volume at perfect pressure, right to your carburetor. Price: $114. Shipping: Calculated at Checkout. Buy Aeromotive 13304 X1 Carburetor Bypass Regulator, 3-15 PSI at Walmart. Carbureted Fuel Pressure Regulator Service Kit. Description: Fuel Pressure Regulator, A4 Carbureted, 5 to 15 psi, In-Line, Dual 10 AN Female O-Ring Inlets, Four 6 AN Female O-Ring Outlets, 1/8 in NPT Port, Black / Red Anodize, E85 / Gas / Methanol, Each. Installation Of Mechanical Fuel Pump and Fuel Pressure Regulator. Aeromotive 13205 Compact Billet Adjustable Carbureted Fuel Pressure Regulator. The 7/32" (218")orifice and check ball are way to small to act as a true pressure control bypass, they only work in a dead head situation where the fuel it allows to pass to a component goes through a smaller than 7/32 orifice (like 2 of the. 555 Series regulators are non-bypass style with an advanced poppet design to smooth out fuel pressure spikes, plus a no-creep soft seat that is methanol and E85 compatible. This carbureted fuel pressure regulator has an internal diaphragm made of fluorosilicone to ensure high temperature protection resulting in an extended life. Go Fast Bits GFB Fx-s Fuel Pressure Regulator 8050 Upto 72psi. This means that a voltage reducer is not needed, even on a street car. Kit Includes: 174053 Carbureted Bypass Regulator. Take adequate precautions when handling fuel. KB Carbs fuel pressure regulator. Availability: Usually ships in 1-3 working days (sooner if Expedited/Express shipping is chosen) $32. A2000 Carbureted Bypass 4-Port Regulator. KB Carbs fuel pressure regulator. This article lists and explains the most common of these. 5-9 psi,compatible with electric fuel pumps w/return line 5. Misfires and a decrease in power, acceleration, and fuel efficiency. In either case, the pressure at the regulator will remain at 8 PSI (or whatever you set it at). Manufactured by Essex Industries, these regulators have fluorosilicone diaphragm material for extended life and high temperature protection. Available in polished Chrome or Black e-c. Also the fittings for the fuel hose are included. Product Videos. Aeromotive Universal (Carb & EFI) fuel pressure regulator - 13301 If you are currently running a carb but thinking of upgrading to EFI at a later date this Aeromotive universal regulator is for you. Battling some fuel-regulator issues, Weiler wheeled his ProCharger-equipped Firebird to a top speed of 178. Aeromotive A1000-6 Injected Bypass Regulator. Fuel Pressure Regulator, A2000, 2-20 psi, Inline, 10 AN Inlet/Outlet/Return, Gas/E85/Diesel, Each Dynamic flow and rock steady pressure make this regulator perfect for naturally aspirated or carbureted blow-through applications. It will meet your needs and deliver great quality at an affordable cost. Base fuel pressure adjustable from 3-15 PSI. Keep in mind that since the pressure requirements of a carbureted application is lower that an EFI application the flow rate of your pump will be higher. Ideal for use with high volume electric or mechanical fuel pumps of any make, where dynamic flow and rock steady pressure control is desired. Holley Die Cast Fuel Pressure Regulators are designed to precisely control the fuel pressure from the fuel pump to the fuel distribution system. (1) ORB-08 Return Port. The fuel return line runs between the fuel return port of the regulator and the fuel tank. The inlet/outlet size is 3/8 NPT. 5-9 psi - 3/8 in. Most engines use, a fuel pressure regulator now, and there are things that can go wrong with them. Product Description. Fuel Pressure Regulator (4. As a rule, fuel system pressure should increase, 8 to 10 psi with the line disconnected. Adjustable fuel regulation from 4-1/2 to 9 psi. In this video, we show you how to install a Fuel Pressure regulator. EFI conversions will require a larger-than-stock return line for proper low pressure control. We use quality fuel pressure regulators from Holley, Aeromotive, and Weldon. Free shipping. Dynamic flow and rock steady fuel pressure control makes it ideal for use with high volume fuel pumps. Fuel pressures cannot be adjusted. I bought the regulator with no paperwork. Edelbrock 8190 Carburetor Fuel Pressure Regulator, 4. 5-9 psi,compatible with electric fuel pumps w/return line 5. "The needle and seat assemblies that are installed in Holley performance carburetors can satisfactorily control fuel pressure up to about 8 PSI. 5 out of 5 stars. The A1000 Bypass Regulator was designed for use with our A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Base fuel pressure adjustable from 3-20 PSI. 1 - ORB-08 return port on the bottom port. What is a bypass fuel pressure regulator? Bypass style regulators are characterized by a fuel return line from the regulator back to the fuel tank. Part # 800-439. Designed Only For Carburetor Use. Base pressure adjustable from 3 to 20 psi with standard spring (installed) or 20 to 60 psi with high pressure spring (included). Bypass design provides the ultimate, dynamic fuel delivery system. Availability: Available: Application: Universal: UPC: 00087133932439: Availability Note. Radian Inverters-Chargers - Outback Power Systems - Shop By Brands. They are precision machined from 6061-T6 billet aluminum for strength and durability. Holley 12 803BP Carbureted Bypass Fuel Pressure Regulator. (1) ORB-10 inlet port and (1) ORB-08 return port. Holley has been the undisputed leader in fuel systems for over 100 years. Teague Custom Marine can mate the right marine fuel regulator to your pump and fuel demand scenario to keep your fuel pressure stable. Free returns. Gasket Fuel Pressure Regulator #2015 is a return-style fuel pressure regulator. The fuel bowl fills with fuel. The regulator keeps the fueling constant and consistent no matter what the fuel demand is, when there's a change. I blocked one of the outlet ports on the 12-803 regulator and checked fuel flow - strong. check if this fits your vehicle. A sufficient fuel pressure is not built inside the regulator. Bookmark & Share: Skip to the end of the images gallery. fuel bypass or regulator allowing repair or replace bypass or all fuel to return to the tank regulator. USING A FUEL PRESSURE REGULATOR WITH A FUEL PUMP: NOTE: If the pump is a high-pressure model, a pressure regulator must be installed in the line between the pump and the carburetor. The fuel regulator pressure gauge range is 0-100psi. 1 - 1/8" NPT Gauge Port. Street/Strip Carbureted Applications Two Port Adjustable from 4. Fuel Pressure Regulator Can I leave the Sniper fuel pump and install one of the 6 psi carb fuel pressure regulators or will it burn up pump? 09-01-2019, 01:58 PM #2. Part # 12-803BP Be the first to write a review. Product Description. - Bypass Electric Fuel Pump Pressure Regulator RETURN Quick Fuel Carburetor 30-900. The A1000 Bypass Regulator was designed for use with Aeromotive's A1000 Fuel Pump or similar style EFI pumps in a carbureted application. Carbureted Fuel Line Kit w/Bypass Regulator - CARB-LINE-KIT. The High Cap Universal FPR is tapped to accept a 9/16”-18 O-Ring sealed fittings for inlet and return, and includes a 1/8 NPT port for a fuel pressure gauge or pressure sensor pick up. When referencing boost, fuel pressure will rise on a 1:1 ratio. Teague Custom Marine can mate the right marine fuel regulator to your pump and fuel demand scenario to keep your fuel pressure stable. "The needle and seat assemblies that are installed in Holley performance carburetors can satisfactorily control fuel pressure up to about 8 PSI. Building a serious HP-producing fuel-injection monster and need a serious EFI return-style regulator? This Holley Dominator Billet Regulator fits the bill!. Aeromotive 13202 Universal A2000 Carburetor Bypass Regulator 2-20 PSI 4 Port. (1) ORB-10 inlet port and (1) ORB-08 return port. Add to Cart. Universal Fuel Line Kit with Low Pressure Bypass Regulator. SKU: AF56101 Categories: Air and Fuel Delivery, Fuel Pumps. A typical Barry Grant (BG) return system works by pumping fuel pressure to the regulator mounted downstream of the carb. 4 out of 5 stars. With the bypass capability over 5 GPM at 5 PSI, this regulator can handle blow through carbureted applications well over 1800 HP, and for EFI applications using belt driven fuel pumps; even further (with a flattened regulation slope). R670650 (x2) -10 ORB to -6AN Adapter Fittings. Fuel Pressure Regulators. 3/8 NPT ports (1 in, 1 out, 1 bypass or return) Used in systems with a return line back to the fuel tank. Fuel pressure rises on a 1:1 ratio when referencing boost. The regulator has a 1:1 rising pressure rate for boosted applications, and it is alcohol fuel and race fuel compatible. Holley 12-803BP Holley bypass style fuel pressure regulator for carbureted engines. Recommend P/N 12-704 for gasoline; P/N 12-707 for alcohol • Motor draws only 4 Amps current • 7 1/2 Amp fuse recommended • Provides constant fuel flow with no pulsation • Has externally accessible pressure relief valve (max 14 PSI). 1 - 1/8" NPT Gauge Port.