Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines

Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors...

Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors for street to strip, plus intake manifolds ranging from stock-height replacements to hood-busting tunnel rams. If you’e ready to advance to fuel injection, we’ve got you covered with injectors, manifolds, fuel rails, sensors, and complete performance EFI conversion kits. We’ve also got cold air intakes, fuel pumps, fuel filters, superchargers, turbochargers, nitrous kits, methanol injection kits, hood scoops, and air filters—there’s no excuse for starving...

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Aeromotive Universal Bypass Regulators

Aeromotive universal bypass fuel pressure regulators are dual purpose—for use with fuel systems in street or track applications. They feature adjustable base pressure and are ideal for vehicles/systems where superior flow and pressure control are desired. The regulators are available in different styles and pressure ranges, and for fuels such as gasoline, diesel, and flex.

4.72 out of 5 stars ( 184 )

$174.99

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$252.00

On Sale

Holley Bypass Fuel Pressure Regulator Kits

Holley bypass fuel pressure regulator kits are part of a complete line of fuel system products from Holley. Offering several different kits, each features a billet or diecast aluminum regulator with an adjustable psi for precise fuel pressure changes and they are finished for corrosion resistance and good looks. The regulators are fitted with a 1/8 in. NPT gauge port and include an Earl's fuel pressure gauge, three adapter fittings, a barbed fitting for the vacuum port, a mounting bracket, and all necessary hardware. Choose the kit to best fit your project's needs and performance.

3.35 out of 5 stars ( 20 )

$357.95

$140.95

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$339.95

Turbosmart Blow-Off Valve Flanges

These Turbosmart blow-off valve flanges are manufactured with state-of-the-art machines and are made of superior-quality materials. Turbosmart has always been focused on one thing, and one thing only--high performance. Their products are distributed in over 50 countries. These blow-off valve flanges can be found in many world-record breaking vehicles, which makes them a testament to Turbosmart's achievements.

5.0 out of 5 stars ( 6 )

$23.95

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$25.95

Vibrant Performance Blow-Off Valve Weld-On Flanges

Vibrant Performance blow-off valve weld-on flanges make it easy to weld blow-off valve flanges to your induction plumbing. They come complete with a radiused weld-on fitting that is threaded so that you can screw on the mating flange, as well as an O-ring, for a leak-free seal. These components are made of high-quality aluminum to ensure a high level of performance. If you need a blow-off valve weld-on flange, Vibrant Performance has you covered.

4.33 out of 5 stars ( 6 )

$26.99

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$69.99

Aeromotive A1000 Carbureted Bypass Fuel Pressure Regulators

These A1000 carbureted bypass regulators from Aeromotive allow you to convert from fuel injection to carburetion by using your EFI fuel pump. They deliver consistent volume at perfect pressure, right to your carburetor. They feature adjustable base fuel pressure and are perfect for any application, from the street to the track, naturally aspirated or supercharged. Their bypass design provides the ultimate dynamic fuel delivery system.

5.0 out of 5 stars ( 21 )

$209.99

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$278.95

BMR Throttle Body Water Bypass Kits

BMR throttle body water bypass kits allow you to bypass your throttle body coolant passage to keep your incoming air as cool as possible. Save yourself the hassle of locating the correct hardware and use these pre-made kits instead. BMR throttle body water bypass kits include a billet aluminum adapter, hose clamps, and rubber dust caps to keep the throttle body coolant passage clean.

4.0 out of 5 stars ( 8 )

$24.95

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$27.95

Vortech Bypass Valve Gaskets

These Vortech bypass valve gaskets are designed to keep a good seal on your bypass valve flange. They are made from quality materials and come available for different bypass valve configurations.

4.33 out of 5 stars ( 3 )

$20.99

Precision Turbo and Engine Blow-Off Valve Flanges

Precision Turbo and Engine offers 50mm blow-off valve flanges in both aluminum and stainless steel. These replacements connect a blow-off valve to the intercooler piping in a turbocharged engine system. They provide a secure and sealed connection, allowing the BOV to relieve excess pressure and prevent damage to the turbocharger. The V-band style flanges can be easily welded onto your application.

Not Yet Reviewed

$40.36

On Sale

Steeda Cobra Boost Bypass Kits

Changing supercharger pulleys for more boost is a popular way to add more power. The factory supercharger system is designed to bleed off extra boost. Steeda's boost bypass kits maintain maximum boost during wide-open throttle to get the most power from the supercharger pulley upgrade. Installation is simple and the necessary parts are included.

5.0 out of 5 stars ( 1 )

$24.95

$19.95

Vibrant Performance Thread-On Replacement Flanges

Vibrant Performance thread-on replacement flanges are designed to be direct replacements for these components in your Vibrant Performance flange kits. They attach to the threaded weld fittings of your blow-off valve assemblies. These flanges are made from T6061 billet aluminum.

Not Yet Reviewed

$19.99

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$25.50

Aeromotive A1000 Injected Bypass Fuel Pressure Regulators

Aeromotive A1000 injected bypass fuel pressure regulators are designed for medium to high horsepower applications. These regulators feature a high-flow design, superb pressure control, and legendary durability. On the street and at the track, these regulators have logged more miles, laps, and passes than any other performance models. Get your fuel system regulated properly with an assist from the Aeromotive A1000 injected bypass fuel pressure regulators best suited for your application! Additional features, items, and specifications include: * Base pressure adjustable from 40-75 psi * Gasoline and alcohol compatible * Some models are also ethanol and diesel compatible * Fuel pressure rises on a 1:1 ratio with boost * Gauge port - 1/8 in.-NPT * Dual inlet ports * ORB-06 bypass/return port * This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications

4.54 out of 5 stars ( 13 )

$200.99

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$249.95

Aeromotive A2000 Carbureted Bypass Regulators

Aeromotive A2000 carbureted bypass regulators are ideal for use with high-volume electric or mechanical fuel pumps of any make, where dynamic flow and rock-steady pressure control are desired. With their unmatched boost reference and high-flow capacity, these regulators are perfect for blow-through carburetor applications with a turbo or centrifugal supercharger. They're available in different outlet sizes and quantities.

4.5 out of 5 stars ( 10 )

$239.95

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$269.95

Aeromotive A1000-6 Injected Bypass Regulators

Aeromotive A1000-6 injected bypass regulators were developed for high-horsepower EFI applications where -6 AN fuel lines are used for supply and return. These regulators are alcohol compatible and feature two -6 AN inlet ports and one -6 AN return port. They're beautifully finished with Type II bright red and clear anodized coatings and deliver long life, performance, and reliable operation.

4.89 out of 5 stars ( 18 )

$209.95

Vortech Maxflow Racing Bypass Valves

If you are looking for a top-quality racing bypass valve, look no further than these Maxflow valves from Vortech. Key features include: * 320 cfm flow at 8 psi * Gasket for installation * Compact design is ideal for import applications and tight engine compartments * 2-bolt mounting pattern will retrofit to standard HKS/Greddy-style mounting pads

4.86 out of 5 stars ( 14 )

$407.99

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$436.99

Weldon T2040 Series Bypass Regulators

Weldon T2040 Series bypass fuel pressure regulators will exceed your performance expectations. They're designed for use in fuel-injected applications, and work with all Weldon pumps, as well as pumps from other manufacturers. T2040 Series regulators are offered in multiple PSI options. Features include: * Option for 30 to 110 psi base pressure and 90 to 200 psi base applications * .281 in. bypass orifice * PTFE diaphragm * Flows up to 6 gpm * 1/8 in. NPT gauge port * 1/8 in. NPT manifold pressure reference port * Fuel pressure increases on a 1:1 ratio with boost * Two -10 AN pressure ports/-8 AN return port * Billet aircraft aluminum with Mil-Spec clear anodizing * Compatible with all racing fuels

5.0 out of 5 stars ( 1 )

$283.99

Trick Flow® TFX™ Universal Bypass Regulators

These TFX™ universal bypass fuel pressure regulators from Trick Flow® are ideal for bypass applications where more fuel flow and superior pressure control are required. 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. The regulators also feature a boost reference port that will raise fuel pressure on a 1:1 ratio.

5.0 out of 5 stars ( 6 )

$162.99

Weldon A2040 Series Bypass Regulators

Weldon A2040 Series bypass fuel pressure regulators will exceed your performance expectations. They maintain a steady fuel delivery during dramatic changes in fuel demand, such as WOT conditions, boost application, and gear changes with precision pressure control. A2040 Series regulators are for use with all Weldon pumps, as well as pumps from other manufacturers. Features include: * .281 in. bypass orifice * Fluorosilicone diaphragm * Flows up to 6 gpm * 1/8 in. NPT gauge port * 1/8 in. NPT manifold pressure reference port * Fuel pressure increases on a 1:1 ratio with boost * Two -10 AN pressure ports/-8 AN return port * Billet aircraft aluminum with Mil-Spec anodizing * Compatible with gasoline, methanol, diesel, ethanol, most racing fuels

4.5 out of 5 stars ( 2 )

$225.19

On Sale

Holley EFI Billet Bypass Fuel Pressure Regulator KIts

Holley EFI universal bypass fuel pressure regulators are for use with fuel systems in street or track applications. They feature adjustable base pressure from 15-90 psi, a gauge port, and a boost reference port, as well. The regulators are ideal for vehicles/systems where superior flow and pressure control are desired. These regulators are precision-machined from 6061-T6 billet aluminum for strength and durability—and feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. Choose from models with -6 AN or -8 AN inlet/outlet port sizes. * Kits include a Holley fuel pressure gauge * Regulator features an 1/8 in. NPT gauge port and 1/8 in. NPT boost reference port (barbed fitting included) * Mounting bracket and fittings included

1.0 out of 5 stars ( 1 )

$232.95

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$241.95

$209.65

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$217.75

Dorman Cooling Bypass Caps

Dorman cooling bypass caps are perfect for sealing your vehicle's cooling system components. Available in several different sizes, depending on your needs, these Dorman cooling bypass caps are sure to keep coolant contained in your engine.

4.73 out of 5 stars ( 22 )

$5.99

On Sale

Holley Carburetor Bypass Style Fuel Pressure Regulators

Holley carburetor bypass style fuel pressure regulators are designed for systems that require a return line back to the tank. They're used for carbureted applications only, and are preset at 7 psi. The regulators are made of aluminum and feature a natural or black finish.

4.03 out of 5 stars ( 60 )

$139.95

$125.95

Redhorse Performance Bypass Fuel Pressure Regulators

Redhorse Performance bypass fuel pressure regulators are custom designed universal units made on RHP's CNC machines. The perfect match for the Redhorse 6910 Series pumps, the 7910 regulators deliver amazing performance in a compact, lightweight housing. They feature aluminum construction in several anodized colors, are available in several O-ring inlet sizes with -06 O-ring outlet ports and include a steel mounting bracket. Choose the one best suited for your setup. Spec notes: * Base pressure can be adjusted from 40 to 75 psi and can support applications of up to 1,000 hp. Boost reference ports are available for forced induced setup. They raise fuel pressure by 1 lb. for each pound of boost (1:1 ratio). Boost reference port should be connected to engine vacuum.

Not Yet Reviewed

$121.40

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$148.40

Vortech Maxflow Race Bypass Valve Adapters

Vortech Maxflow race bypass valve adapters are required to mount your Vortec Maxflow bypass valve. They are available in steel or aluminum for a variety of mounting styles. Welding and modification are required for installation.

5.0 out of 5 stars ( 1 )

$42.99

Edelbrock Bypass Valve Actuators

Edelbrock bypass valve actuators fix the one disadvantage of typical roots-style superchargers: the parasitic drag that is a common characteristic among them. Edelbrock's integrated bypass valve lessens the amount of parasitic loss while under low throttle. Upgrade your E-Force System with direct replacement bypass valve actuators by Edelbrock.

Not Yet Reviewed

$76.95

Fleece Performance Fuel Filter Bypass Assemblies

Fleece Performance offers fuel filter bypass assemblies for the under hood filter assembly on the Ford F250/350/450/550 6.7L Powerstroke! These assemblies include a heavy-duty anodized billet aluminum bypass block and quick-disconnect fittings. These drop-in replacement fuel filter bypass assemblies are for the factory under hood filter—absolutely no cutting, splicing, or modifications are required. If you are running an aftermarket lift pump or auxiliary fuel filtration and are looking for the cleanest manner to eliminate the crack prone under hood filter, these fuel filter bypass assemblies from Fleece Performance are perfect for you! Product Overview: * Includes heavy-duty anodized billet aluminum bypass block and quick-disconnect fittings * Designed to fit 2011-2024 F250/350/450/550 with 6.7L Powerstroke * The 2011-2016 model trucks use only one inlet and one outlet fitting * For 2017-2024 trucks, an additional quick disconnect fitting is provided for the required additional fuel return * Drop-in replacement for the factory under hood filter—no lines to cut or modify * This product removes the underhood filtration supplied by the OEM and should only be used in conjunction with auxiliary fuel filter systems that meet or exceed the OEM's overall fuel filtration specifications

5.0 out of 5 stars ( 1 )

$148.99

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