Air & Fuel Delivery
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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...
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 that horsepower-hungry beast now!
Nitrous Express throttle position activation switches are more durable and contain short circuit protection not found in other similar products. Constructed to work with most EFI vehicles, these switches are designed to trigger a relay at 1/2 amp max current draw, at or near wide open throttle.
( 7 )
$52.87
Nitrous Express offers a full range of switches and electronics for your nitrous system. These wide-open throttle switches are designed to be mounted underneath your gas pedal that releases the nitrous when you go to wide-open throttle.
( 13 )
$24.73
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$58.69
Philadelphia Racing Products micro switch mounting brackets are crafted from lightweight billet aluminum. Providing a precision fit to your carburetor for precise activation of the micro switch, the brackets work with both standard and throttle adjustment-screw secondary arms. PRP offers the unique brackets individually or with a micro switch. They come complete with stainless steel mounting hardware for the micro switch, as well as for mounting the bracket.
( 2 )
$31.79
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$32.79
Replace your inoperative fuel tank selector switch with a high-quality reproduction switch from OER Authorized. These fuel tank selector switches allow a driver to direct fuel from either the main tank or an auxiliary tank to the engine. By using multiple tanks, drivers can travel further without refueling, thereby extending the vehicle's range, ensuring redundancy, and enabling fuel usage from either tank as needed. These fuel tank selector switches from OER Authorized are built to a high standard to help ensure the vehicle's fuel system integrity and avoid potential low fuel-related issues.
Not Yet Reviewed
$17.99
Nitrous Express specialty switches are designed to make engaging your nitrous system effortless! These activation switches can even be mounted to the steering wheel for convenience at your fingertips. They provide you with flawless full-throttle activation of your nitrous system, and installation is made easy. Racers depend on Nitrous Express for the most reliable electronic nitrous activation switches available!
( 2 )
$10.92
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$23.37
Nitrous Express handle bar switch mounts give you fingertip control of various accessories on your motorcycle, ATV, snowmobile, or personal watercraft. Whether you're activating nitrous oxide, headlights, turn signals, or other accessories, these convenient mounts include one on/off switch and one on/off/on switch. Made from quality billet aluminum, the switch mounts are offered in right or left offset versions, for either 7/8 in. or 1 in. handle bars. Order the model preferred for your application.
Not Yet Reviewed
$87.91
Nitrous Express activation switch brackets are made of high-quality steel and have a natural finish for long-lasting performance and durability. They include a universal wide-open throttle switch bracket and mounting hardware. If you're looking for high-quality brackets, look no further than Nitrous Express.
( 7 )
$52.87
Holley nitrous activation microswitch brackets are designed to bolt directly to your Holley Ultra HP carburetor and hold a nitrous activation microswitch. They will activate the microswitch upon contact with the secondary idle adjustment screw. These Holley microswitch brackets are made from durable steel and then black powdercoated for protection.
( 4 )
$26.61
Activate your nitrous system with ZEX wide-open throttle microswitches. These microswitches offer a safe way to trigger your nitrous when WOT is obtained. Practice nitrous safety with ZEX wide-open throttle microswitches.
( 3 )
$20.95
Activate your nitrous system with FAST wide-open throttle microswitches. These microswitches offer a safe way to trigger your nitrous when WOT is obtained. Practice nitrous safety with FAST wide-open throttle microswitches.
Not Yet Reviewed
$20.95
On Sale
Nitrous Outlet is excited to release its new WinMax dual-channel window switches for nitrous activation. The WinMax is a user-friendly device that's easy to read and program. The detailed instructions will walk you through all of the options such as RPM, TPS, gear lockout, shift light, and single or dual-stage configuration. WinMax incorporates everything you love about Nitrous Outlet products. Additional features of WinMax dual-channel window switches: * Live RPM and TPS displays * Two timing retard outputs * Single or dual-stage control * Bright backlit LCD display * Multiple gear lockouts * Stage 1 and Stage 2 activation LED indicator * Built-in bright LED shift light * Works with any 4-cycle engine (with 1 to 12 cylinders) * Perfect for a Drive-by-Wire vehicle * TPS activation and deactivation * RPM activation and deactivation * Works with a wide-open throttle switch
( 8 )
$283.99
$241.39
Nitrous Express Digi-Set nitrous time delay switches are just what you need to activate a second stage of nitrous oxide. You can also use them to delay your single stage to get the traction best suited to your driving needs. The length of delay is user-settable and can be fine-tuned for best results.
( 1 )
$206.71
Mount your solenoid/wide open throttle switch with these brackets from ZEX. Designed for use with ZEX solenoids, these mild steel brackets will help ensure a proper installation.
( 3 )
$12.95
These time delay switches (DIP Switch) allow you to activate a second or third stage of nitrous, or any other electrical device, as a function of time. The delays are easily set from 1/10th of a second to almost two minutes, in 1/10th second increments, by setting the small switches on top of the timer. They come available with dial or dip switch settings.
Not Yet Reviewed
$324.95
Mount your solenoid/wide open throttle switch with these brackets from FAST. Designed for use with FAST solenoids, these mild steel brackets will help ensure a proper installation.
Not Yet Reviewed
$12.95
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$22.95
Clearance
Dorman EGR vacuum switching valves are designed to inhibit EGR operation during conditions where it could adversely affect engine performance and vehicle drivability. They can be either normally open or closed and installed in series between the vacuum modulator and EGR valve, or installed on a second port on the EGR valve. Dorman EGR vacuum switching valves control an atmospheric bleed, which inhibits EGR operation any time a given set of ECM parameters is met.
( 2 )
$56.99
$32.99
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$100.99
On Sale
Nitrous Outlet X-Series nitrous oxide systems are the perfect solution for racers on a budget. They're made of the same high-quality parts as other Nitrous Outlet systems, and are available in universal and application-specific kits. Choose your nitrous delivery style, wet or dry, desired horsepower increase, jet sizes, and other options. X-Series nitrous oxide systems include everything you'll need for a clean installation and enhanced performance at the track!
( 26 )
$563.99
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$1,343.99
$479.39
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$1,142.39
On Sale
Holley dual tank fuel pump kits will allow you to pick up additional fuel in the tank. They include an in-tank fuel pump, relay, wiring harness, and fuel filter. The fuel pump kits are available for 1, 2, and 4-barrel Pro-Jection systems.
( 3 )
$145.95
$131.35
These NOS single stage electric pack wiring kits have everything that you need to properly wire an NOS single stage nitrous oxide kit. They include a microswitch and bracket, activation switch, relay, harness, and the necessary connectors for a trouble-free nitrous installation.
Not Yet Reviewed
$105.95
On Sale
Nitrous Outlet nitrous oxide plate systems come out of the box ready to deliver superior atomization. They spray up to 200 hp, but are capable of flowing up to 400 hp with additional jetting and a -6 AN main feed line upgrade. You'll get race-proven performance from the unique 6-port discharge design, guaranteeing the perfect mixture of fuel to nitrous. Overview: * Max flow 400 hp * 400+ hp solenoids * Anodized black aluminum plate and bottle (if included) * Wide-open throttle activation switch * Hardware, electric, and jetting included * E85 compatible with different jetting * Jetting included for 50 to 200 hp
( 3 )
$3,604.99
$505.74
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$3,064.24
On Sale
Nitrous Outlet nitrous oxide hardline plate systems arrive out of the box ready to deliver superior atomization. These systems come with a hardline from the solenoids. Like the softline systems, they spray up to 200 hp, but are capable of flowing up to 400 hp with additional jetting and a -6 AN main feed line upgrade. You'll get race-proven performance from the unique 6-port discharge design, guaranteeing the perfect mixture of fuel to nitrous. Overview: * Max-flow 400 hp billet aluminum plate * Wide-open throttle activation switch * Black powdercoated aluminum or steel bottle with bracket (included in some packages) * Hardware, hardlines, electric, and jetting included * E85-compatible with different jetting * Jetting included for 50-100-150-200 hp
Not Yet Reviewed
$1,040.99
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$2,638.99
$884.84
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$2,243.14
Nitrous Express Gen-X2 packs provide a new generation of dependability for your EFI nitrous system. These kits contain the best components to make your nitrous system worry-free and safe. Gen-X2 and X2I packs kick performance up a notch with the addition of Lightning solenoid purge valves. NX Gen-X2 EFI accessory packs include: * Fully automatic bottle heater with pressure transducer * Fuel pressure safety switch * Liquid-filled N2O pressure gauge * NHRA-approved pressure release fitting * NHRA-approved blow down tube * Purge valve * All electrical connectors and wire needed to complete the installation
( 1 )
$661.92
Nitrous Express universal dry EFI nitrous systems are designed to provide their nitrous oxide through a single dry nozzle. They do not add fuel and are intended for use with an engine management system that can add nitrous enrichment fuel through the engine's injectors. These systems include 35, 50, 75, 100, and 125 hp nitrous jets, as well as a 1/8 in.-NPT dry nozzle, a single 0.093 in. Lightning solenoid, a 10 lbs. bottle with the billet Lightning 45 bottle valve, a wide-open throttle switch, stainless bottle brackets, extra-long stainless braided N2O line, a relay with a harness, and all other necessary hardware to complete the installation.
( 1 )
$439.91
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$1,211.09
Nitrous Express Gen-X packs are the ultimate accessories for your EFI nitrous system. These kits contain the best components to make your nitrous system dependable, worry-free, and safe. NX Gen-X EFI packs include: * Fully automatic bottle heater with pressure transducer * Fuel pressure safety switch * Liquid-filled N2O pressure gauge * NHRA-approved pressure release fitting * NHRA-approved blow down tube * All electrical connectors and wire needed to complete the installation
Not Yet Reviewed
$532.27
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