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15 Results Found For "holley jets"
Showing In Stock Items. Show All 15 Items.
Holley Aluminum Ultra XP 2-Barrel Carburetors
Holley improved the carburetor that powered thousands of racers into the winner's circle—Holley Ultra XP 2-barrel carburetors. They used the original 0-4412 and added the proven design elements of their Ultra Series delivering the XPs with more tunability, more durability, more weight savings, and more features! They are approved for use in NASCAR Mid-West/West Coast Late Model Divisions and utilize the same venturii and throttle bore dimensions of the classic 2-barrel carburetor. Holley Ultra XP carburetors are available in different finishes, and will outperform any production 2-barrel available. Features include: * All-aluminum construction for nearly 50 percent weight savings over zinc versions * Tumble polished aluminum with Black billet aluminum metering block and base plate * No choke tower for unobstructed airflow * Air bleeds moved outward to allow a smoother transition of airflow * Air cleaner flange centered over venturii for improved airflow and performance, 5/16 in.-18 bent air cleaner stud included * Down-leg boosters for improved fuel signal * Contoured hex head squirter screw for streamlined airflow * Internal pump passage on metering block equipped with tunable bleed off * Same original 1 3/8 in. venturii and 1 11/16 in. throttle bore size and throttle plate/shaft size * Fuel bowl provides 20 percent more fuel capacity while controlling slosh with internal baffling * Clear sight windows on both sides of bowl for easy and safe fuel level adjustments * Fuel trough designed into floor of bowl to route fuel flow directly to the jets and assists in keeping jets covered by fuel * Built-in drain plug provides easy access to empty contents of bowl * -8 (O-ring) inlet threads offer a large variety of plumbing options (come with an extended -8 O-ring to -8AN male adapter and -8 plug). Can be plumbed from either side * Throttle shaft rides in oil impregnated sintered bronze bushings for smooth throttle actuation * Throttle shaft capped to prevent entry of debris and contaminates * 30cc pump with metal lever. Anti-siphon valve in main body to reduce pump pull-over * Dedicated race-only throttle lever with all unnecessary street attachment points and tangs removed * Knurled (hand adjustable) curb idle screw allows for easy idle adjustment without the use of tools * Set screw for wide open throttle stop adjustment * Wedge float provides fuel control while cornering * 100 percent wet-flow tested by Holley technicians to assure it arrives ready to run!
( 6 )
$799.95
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$921.95
Holley Sniper EFI Conversion Fuel Tanks
One of the most popular updates for an older vehicle is swapping out the carburetor for electronic fuel injection (EFI); but using an external pump to supply the high pressure needed for EFI can be a problem. External pumps are loud and often difficult to mount properly. Holley Sniper EFI conversion fuel tanks are the complete bolt-in solution for your EFI conversion. They're a direct-fit for a wide variety of specific applications, require no modifications, and include either a 255 lph or 400 lph submersible pump, a fuel level sender, and internal baffles. For the fuel you need with in-tank quietness, order a Holley Sniper EFI conversion fuel tank. Features include: * 255 lph model supports up to 550 hp * 400 lph model supports up to 750 hp * 60 psi at 13.5 V with a 10.4 amp draw * Made of coated, galvanized steel that is also silver powdercoated for corrosion protection * Fuel pump hanger assembly included * Sender has 1/4 in. NPT supply and return line ports for easy fuel line connection * Barbed vent fitting * Sending units have the correct ohm range for factory gauges * Fuel pump and sender are recessed into the tank * EFI-style tank baffling includes a 4.3L internal fuel tray to prevent starvation * Fits and looks like an OE tank when installed * Include new tank straps, where applicable
( 110 )
$799.95
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$921.95
Holley Sniper EFI HyperSpark Distributor Kits
Holley Sniper EFI HyperSpark distributor kits were designed to make upgrading your ignition on a Sniper EFI-equipped engine simple. When installed concurrently with a new Sniper EFI system, the combination creates the easiest way to install EFI conversion on the market—and only four flying lead connections are required! The harness only requires one connection to a switched power source, battery positive, battery negative, and fuel pump power. The pre-terminated connectors and a built in 40A relay provides power to all of the components within the system. With the included Sniper EFI main harness you no longer need to run multiple wires to provide switched power for each individual component, which not only helps prevent wiring confusion, but it will also speed up your install time and clean up your engine bay. Simply route the harness and pre-terminated connectors to your HyperSpark coil, distributor, and ignition box and plug them in. Available for all popular engine combinations, these kits come with a distributor, coil, ignition box, and an integrated Sniper EFI harness. Order the application you need. Key features: * Plug-and-Play Sniper EFI main harness replaces the standard Sniper EFI harness with four loose leads, battery positive, battery ground, switched 12 V, and fuel pump power, for a simple and streamline installation * Designed for existing or new Sniper EFI installations (the HyperSpark Master Kit harness retains the same flying lead wire colors as the Sniper EFI main harness; new installations will not use the Sniper EFI standard harness or coil driver * Complete ignition system in a box, including: HyperSpark ignition box, HyperSpark ignition coil, HyperSpark distributor (for your application), and a plug-and-play main harness * HyperSpark distributors feature a Hall Effect crank trigger sensor providing a noise-free rpm signal to the Sniper ECU * Patented clear installation cap eliminates any confusion while installing the distributor * HyperSpark CD ignition box is seal and powder coated to be installed in the harshest of locations * External LED on HyperSpark CD Ignition box helps verify 12 V, cranking rpm, and low battery voltage * 135mJ of spark energy when used with the HyperSpark ignition coil, ensures complete combustion * Integrated ignition coil bracket simplifies mounting the Ignition coil * Ignition coil connector removes any doubt of loose connections at the Ignition coil * Enables timing control on a Sniper EFI Installation
( 23 )
$999.95
Holley Dual In-Tank Pumps
If you are adding nitrous or boost to your 2010-2015 Camaro race car, Holley has the fuel pump upgrades for you, like these dual in-tank pumps. The fuel pump module design starts with a billet pump flange assembly and connects it to dual 340 or 450 LPH fuel pumps for maximum fuel delivery. The module also includes two HydraMats to eliminate fuel starvation under hard acceleration or cornering. The integrated jet pump assembly allows retention of factory drivers side fuel pickup. A new level sensor is included and pre-installed. Installation is as simple as removing factory module and replacing with Holley module. Select the dual in-tank pump model that's designed for your application. Features and benefits: * Machined, billet, anodized, laser-etch components for durability and good looks * -8AN ORB inlets and outlets (return fitting included) * Two HydraMats, one for each pump * Integrated jet pump assembly allows retention of factory drivers side fuel pickup * Have been tested to deliver stable fuel pressure down to low fuel indicator warning light * Brand new level sensor included and pre-installed to make installation as simple as removing factory module and replacing with Holley module * Outlet fitting included to connect to factory feed line * Secondary ORB port machined into flange for easy AN plumbing of feed line * Module is return-style only so a regulator must be installed
Not Yet Reviewed
$972.95
Nitrous Express Holley Hi-Ram Plenum Plate Conversion Kits
Nitrous Express Holley Hi-Ram plenum plate conversion kits bolt between the upper and lower intake manifold on Holley Hi-Ram manifolds for a quick and clean install. Nitrous and fuel are injected into each cylinder from the side of the runner, providing direct port-like distribution without having a flow-restricting nozzle or spray bar in the runner. High-tech Holley Hi-Ram plenum plate conversions are made from billet aluminum with passages machined directly into the plate, so there's no need to worry about spray bars breaking or spinning.
Not Yet Reviewed
$954.31
NOS Holley Hi-Ram LS Nitrous Plates
NOS Holley Hi-Ram LS nitrous plates provide a clean and easy way to install a nitrous system in your Hi-Ram intake manifold. These billet aluminum plates sandwich between the upper and lower intake, making installation simple. To keep things durable NOS machines each plate from one piece of 6061-T6 aluminum—then machines the passages directly into the plate and finishes them with an anodized coating to prevent corrosion. Designed to be run as a dry nitrous system, the plates are capable of supporting over 1,000 hp. Give your Holley Hi-Ram intake an extra kick with a NOS Hi-Ram LS nitrous plate. Order the model and finish recommended for your engine family application.
Not Yet Reviewed
$799.95
Nitrous Express Stage 6 Nitrous Systems
If you have a carbureted vehicle and you're on a budget or are just getting started, Nitrous Express Stage 6 nitrous systems could be the ideal beginning point. They're tunable to deliver power boosts in six graduated increments, from 50 hp all the way up to 300. That means you can pick one of the lower increases for an engine that's close to stock, and then ramp things up later on when you add forged pistons. Systems include: * Nitrous distribution plate * Supply hose and fittings * Solenoids * Switches * Wiring * Jets * Mounting hardware * Race fuel required for increases above 150 hp
( 8 )
$750.64
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$992.20
Nitrous Express Hitman Plus Nitrous Systems
If you're just getting into nitrous, or are on a budget, and you're looking for a powerful basic system that you can upgrade to higher performance later on, Nitrous Express has the answer. Their Hitman Plus systems can deliver from 50 to 200 hp, in 50 hp increments, right out of the box. However, you can upgrade them to 300 hp just by changing the nitrous solenoid and jetting, or you can jump up to full Stage 6 levels whenever you want. Kits include the nitrous distribution plate, bottle and mounting brackets, supply hose and fittings, switch, wiring, and solenoids.
Not Yet Reviewed
$790.21
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$980.26
Nitrous Express Hitman Nitrous Systems
On a budget, but still looking for nitrous for your carbureted ride? Hitman nitrous systems from Nitrous Express can deliver the goods--from 100 to 200 hp, in 50-hp increments--at a price that will appeal to the budget-conscious. They're also great introductory systems if you're just getting into nitrous. On top of that, they feature the "Next Generation" Phase 3 distribution plate that delivers superior distribution and atomization of the fuel and nitrous. Plus, there are no spray bars to sag, split, or disturb airflow into the manifold. The kits include an optional nitrous bottle with a Pure-Flo valve, stainless steel mounting brackets, solenoids, a supply hose, fittings, a switch, and wiring.
( 3 )
$818.88
NOS Sniper Nitrous Systems
NOS Sniper nitrous oxide systems are just what you need for extra horsepower without the high extra cost. Depending on the kit you choose, they're available with jetting for an additional 100 to 250 hp. These systems use a standard industrial-grade type valve on the bottle, have a natural aluminum finish on the carburetor plate, and are available for popular carburetors—including Holley 4150 square bore, 4500 Dominator, and Quadrajet spread-bore styles. NOS Sniper nitrous oxide kits include a distinctive, bright orange 10 lb. capacity nitrous bottle, mounting brackets, aircraft-quality stainless steel braided hose, an injector plate, solenoids, and all other electrical and mounting hardware needed for a complete installation.
( 9 )
$799.95
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$921.95
Quick Fuel Q-Series 2-Barrel Circle Track Carburetors
Whether you're a professional racer or an inspired amateur, stay ahead of the competition with Quick Fuel Q-Series 2-barrel Circle Track carburetors. They are comprised of a lightweight aluminum, no-nonsense main body--so they weigh less than other leading competition carburetors. The throttle bodies are CNC-machined to exacting tolerances and also provide exceptional strength. They have tough stainless steel throttle plates and sight glass windows for easy float adjustment, as well as other great features to give you improved throttle response for great track performance. When it comes to performance carburetors, Quick Fuel Q-Series carburetors should be at the top of your list!
( 2 )
$819.95
Quick Fuel Black Diamond Q-Series 2-Barrel Carburetors
High performance Quick Fuel Black Diamond Q-Series 2-barrel carburetors have been engineered for circle track applications. They feature a high-flow aluminum main body with centered venturi for improved fuel distribution and efficiency. An anti-siphon check valve in the main body helps to reduce pump pullover, and the straight leg boosters enable higher airflow. Q-Series carbs have changeable emulsion bleeds and power valve channel restrictions for better tuning capabilities, as well as adjustable idle mixture screws, power valve blowout protection, and built-in dual sight glass windows for easy float adjustment. The unique PTFE coating provides a highly durable black satin finish; it's impact- and scratch-resistant, and impervious to underhood chemicals. This PTFE coating also offers a 6 percent reduction in fuel temperature, further enhancing your vehicle's performance.
Not Yet Reviewed
$972.95
NOS CrossHair Nitrous Oxide Plates
These NOS CrossHair nitrous oxide plates have been designed with the serious racer in mind are capable of 350+ hp. They are based off of the popular Double Cross plate and have improved distribution of the fuel and nitrous, helping with today's complex intake manifold designs. The plates feature double down nitrous bars for better distribution and atomization, putting more power down to the track. NOS CrossHair nitrous oxide plates come in a blue anodized finish, your choice of Holley 4150 or Dominator bolt patterns, jets, plumbing, and two gaskets.
Not Yet Reviewed
$767.95
NOS Pro Shot Fogger to Pro Shot Fogger 2 Dual 4500 Upgrade Kits
NOS Pro Shot Fogger Cheater upgrade kits take your Pro Shot Fogger system and convert it into a two-stage Pro Shot Fogger 2 kit. The dual-stage feature allows the user to jet the first stage for traction off the line; and then in the second stage, utilizing a Cheater spray bar plate, you add maximum mid-range and top-end power. Through testing, NOS has optimized the jetting of the Pro Shot Fogger 2 upgrade kits for improved power and performance. Available in single-four or dual-four applications in either a Holley square flange or Holley Dominator bolt pattern, the Pro Shot Fogger 2 upgrade kits come complete with NOS improved Cheater nitrous and fuel solenoids, Cheater spray bar plate(s), jetting, and all the necessary hardware to upgrade your Pro Shot Fogger into a dual-stage Pro Shot Fogger 2 system.
Not Yet Reviewed
$921.95
NOS Pro Shot Fogger to Pro Shot Fogger 2 Dual 4150 Upgrade Kits
NOS Pro Shot Fogger Cheater upgrade kits take your Pro Shot Fogger system and convert it into a two-stage Pro Shot Fogger 2 kit. The dual-stage feature allows the user to jet the first stage for traction off the line; and then in the second stage, utilizing a Cheater spray bar plate, you add maximum mid-range and top-end power. Through testing, NOS has optimized the jetting of the Pro Shot Fogger 2 upgrade kits for improved power and performance. Available in single-four or dual-four applications in either a Holley square flange or Holley Dominator bolt pattern, the Pro Shot Fogger 2 upgrade kits come complete with NOS improved Cheater nitrous and fuel solenoids, Cheater spray bar plate(s), jetting, and all the necessary hardware to upgrade your Pro Shot Fogger into a dual-stage Pro Shot Fogger 2 system.
Not Yet Reviewed
$899.95
