Availability
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
On Sale
Think you have to scour the local bone yards to find a decent set of GM's old double hump or fuelie cylinder head castings? Not true. In fact, we've brought back classic Chevy performance in a big way with these ready-to-run heads for small block Chevy. Our versions of the popular GM cylinder heads offer great performance for less than it would cost to rebuild an old set of double hump castings.
( 125 )
$649.99
$599.99
On Sale
FASS Fuel Systems Titanium Signature Series fuel/air separation systems are a beneficial upgrade for your diesel engine. Titanium systems feature compact designs, powerful motors for improved fuel flow, and advanced filtration that's far superior to your factory fuel filter. Their diesel fuel lift pumps are engineered to be top performing, reliable, long-lasting units—and are backed by a limited lifetime warranty on all light-duty diesel applications. The Signature Series also features FASS revolutionary Whisper Technology that effectively and drastically reduces the sound levels of these diesel systems to a "whisper," while at the same time increasing fuel flow rates. Whether stock or highly modified, FASS Titanium Signature Series diesel fuel systems are available to handle your engine's horsepower. Features and benefits: * Systems available with flow rates up to 290 gph * Advanced filtration removes water, air, vapor, and debris with a filtration rating of 2 micron * Smoother engine idle * Protects and extends the life of your injectors * Whisper Technology (FWT)—reduces noise levels without reducing flow rates * Performance Radius Cuts (PRC)—advanced machining technique creates smooth cuts within aluminum housing * Improved fuel volume delivery * Mass Flow Return (MFR)—technology used to continually "polish" your fuel by keeping positive pressure on fuel being delivered to your engine, guaranteeing the cleanest fuel possible. Also prevents cavitation, along with galling and scoring. * Improved cold weather starts * Decreases carbon monoxide and carbon dioxide emissions * Easier bolt-on bracket mounts do not require any drilling or welding to mount new pump * 1/2 in. fuel lines and ports * Fuel mileage improvement * 30,000 mile filter life expectancy
( 57 )
$669.00
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$729.00
$602.10
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$656.10
On Sale
FiTech Go Street EFI 400 hp self-tuning fuel injection systems with Force Fuel systems make the switch from carburetor to EFI about as easy as it gets. Good for up to 400 hp, these 4-injector throttle bodies simply swap out your current 4-barrel carburetor for EFI performance. You don't have to mess with the ignition at all. The Force Fuel system helps quench its thirst with easy hookup and versatile mounting. FiTech Go Street EFI 400 hp and Force Fuel system combos are too easy not to go for! Order the model with options best suited to your application. Includes: * FiTech Go Street EFI 400 hp self-tuning fuel injection system * FiTech Force Fuel system
( 18 )
$1,235.99
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$1,491.99
$1,112.39
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$1,342.79
On Sale
Deliver power-building airflow to your engine with Summit Racing™ Vortec cast iron cylinder heads. These heads outflow the early model small Chevy heads with wide-open intake runners, efficient combustion chambers, and a high-performance valve job. They are made from a strong cast iron alloy that makes them less brittle than comparable Vortec heads on the market. For performance and great value, select the Summit Racing™ Vortec cast iron cylinder heads preferred for your build.
( 74 )
$649.99
$599.99
On Sale
Easily lift your engine with one of these Summit Racing™ engine slings. The nylon strap design prevents damage to valve covers, intakes, or any other engine accessory when lifting. The 24 in. straps allow the sling to clear most intake setups. Simply attach the four strap mounting tabs to the engine block and use a traditional engine hoist to safely support your engine during removal and installation.
( 37 )
$112.99
$101.69
On Sale
Sport shocks and struts from Koni are carefully designed to provide exceptional road-holding and handling properties, combined with an acceptable level of comfort. They offer responsive steering and cornering, improved body control, and limited body movements when braking and accelerating, resulting in a direct feel and excellent wheel-road contact.
( 82 )
$134.17
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$556.52
$107.34
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$445.22
On Sale
Royal Purple Max-Gear is an ultra-tough, high performance GL-4 and GL-5 automotive gear oil designed to provide maximum protection to heavily loaded gears, while maximizing power throughout the drivetrain. It outperforms many other oils because it combines the highest quality synthetic oils with Royal Purple's proprietary Synslide additive technology. Max-Gear makes your gears run smoother, quieter, cooler, and longer without overhauls.
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$17.99
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$19.99
$16.19
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$17.99
On Sale
Royal Purple Max ATF transmission fluid is a synthetic, high-performance, long life, multipurpose automatic transmission fluid suitable for use in many of today's vehicles. Max ATF is more oxidation-stable than other transmission fluids, and greatly resists breakdown from heat and loss of proper lubricity. It is fully compatible and can be mixed with other automatic transmission fluids; however, for the best results, drain or flush your current oil and then fill with Royal Purple Max ATF.
( 61 )
$14.99
$13.49
On Sale
These new MSD programmable digital 6AL-2 ignition boxes give you the ability to tune an ignition curve or boost timing map from a PC. You still receive the 20 degree duration of multiple sparks combined with higher output to ensure complete combustion. The all-new MSD programmable digital 6AL-2 ignition boxes will easily connect to nearly any 12 V negative ground distributor system, even Hall-effect pickups. They offer higher output with up to 135mJ and 535 V and accept points and mag pickup triggers.
( 46 )
$549.95
$494.96
On Sale
Heatshield Armor exhaust heat shield insulation keeps heat in the exhaust system, which creates a scavenging effect, allowing exhaust gases to flow out of your system faster. Plus, it prevents radiant heat from entering your driver's compartment and stops damage to other vehicle components by reducing radiant heat from your exhaust pipe by up to 60 percent. This product features BioCool insulation that makes it capable of withstanding 1,800 degrees F continuous and 2,200 degrees F intermittently. Installation takes only minutes, plus the outside layer resists the elements and accepts cleaning for prolonged life. Choose from a large selection of thicknesses, widths, and lengths to match your application and wrap your pipes for performance with Heatshield Armor exhaust heat shields.
( 84 )
$57.99
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$457.99
$52.19
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$412.19
On Sale
Royal Purple Synchromax manual transmission fluid is recommended for manual transmissions that specify an automatic transmission fluid or motor oil. It is also ideal for 4x4 transfer cases and/or 2-cycle motorcycle gear boxes. Synchromax is formulated with Royal Purple's synthetic, proprietary Synerlec additive technology, which offers improved shift quality over a wide temperature range and reduced gear noise. It is fully compatible with all types of friction materials, and offers excellent oxidation and corrosion protection, without affecting the soft metals commonly found in manual transmission synchronizers.
( 80 )
$17.99
$16.19
On Sale
BoostLine connecting rods are designed specifically for demanding turbocharged, supercharged, and big nitrous applications. The patented, 3-pocket body forged from premium 4340 steel incorporates the best features of both the H-beam (mass/weight) and I-beam (strength) designs. This provides 60 percent more bending strength compared to common H-beam rods. Each piece is heat-treated, shot-peened, and fitted with ARP-2000 cap screws (strong, malleable, and 220,000 psi rating) before final finish machining. Keep things straight with a set of BoostLine connecting rods (also available individually). Order the connecting rods in the model recommended for your specific engine size. Features, items, and specs: * High-quality Ampco bushing material used in the small end * Pin clearance at between 9-ten-thousandths and 11-thousandths of an inch (allows engine builder to custom set wrist pin spec, should additional clearance be necessary) * All BoostLine rods are individually inspected via a coordinate measuring machine (CMM) that is used to custom-match sets of rods to incredibly tight tolerances * Each rod includes an inspection report from the Wiseco Piston quality team * Rods are completely separated by thick foam for protection from shipping damage * Each rod is vacuum-wrapped in plastic for corrosion protection * Upgraded ARP 625+ bolts (260,000 to 280,000 psi) available
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$294.95
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$2,134.95
$249.82
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$1,698.19
On Sale
Holley Terminator X MAX engine management systems let you take control of your domestic V8 engine. They give you complete charge of your engine and self-learning fuel strategies, along with the proven, race-winning technology of Holley EFI—all at a budget-friendly price! Every MPFI Terminator X MAX features real-time fuel learn, high-impedance injector drivers, an integrated one-bar MAP sensor—and four programmable inputs and outputs, ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Also, Holley offers the X MAX systems with either or both drive-by-wire (DBW) throttle body control or transmission control. All kits come fully loaded with base maps for common domestic V8 engine combinations to get you out of the garage and onto the road or track fast. Order the model recommended for your vehicle application. Features include: * Holley EFI industry-leading, easy-to-use software suite allows full laptop access for advanced users * Real-time fuel map learn—takes the guesswork out of tuning your base fuel table * High-impedance injector drivers will safely power most standard injectors and Holley EFI injectors (will not control low-impedance injectors) * Bosch LSU 4.9 wideband relays AFR information to the ECU for accurate reading and precise tuning control * On-board one-bar MAP sensor is perfect for N/A or nitrous engine combos * MAP sensor vacuum hose adapters * 4 inputs: 12 V, ground, 5 V, and frequency * 4 outputs: Ground, PWM, and for accessories * Boost control: boost vs. time, boost vs. gear, boost vs. rpm, boost vs. speed, and boost safeties * Nitrous control: single channel of wet or dry, progressive or non-progressive, rich/lean safeties, and target closed loop AFR; adjustable through touch screen * Advanced tables can be used for any custom tables * On-board diagnostic LEDs allow you to identify any critical engine issues at a glance * The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDs must face up! * Plug-and-play compatible with more Holley EFI accessories * Available with or without a 3.5 in. touch screen LCD hand-held with easy-to-use calibration wizard; allows you to quickly build a base tune for most V8 engines, as well as tuning and gauge display functions
( 89 )
$1,789.95
$1,163.95
On Sale
Our Summit Racing™ cast aluminum intakes are the perfect performance upgrades for your engine. The dual plane carbureted manifolds feature a runner design to deliver improved power. They're available in a variety of sizes, RPM ranges, and finishes. Order the model recommended for your vehicle application.
( 46 )
$222.99
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$340.99
$122.99
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$240.99
On Sale
AutoMeter Ultra-Lite analog gauges are wildly popular in motorsports for several reasons. Their aluminum construction greatly reduces their weight, while their satin anodized aluminum faces and black accents make them easy to read. Quality-engineered mechanisms ensure accuracy—and each gauge is affordably priced! Ultra-Lite instruments are available to monitor more than two dozen vitals under your hood. The gauges are available in a variety of sizes and data ranges. For style, precision, value and more, equip your ride with AutoMeter Ultra-Lite dials.
( 488 )
$90.99
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$368.99
$81.99
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$331.99
On Sale
Holley Terminator X engine management systems let you take control of your domestic V8 engine. These kits give you complete charge of your engine and self-learning fuel strategies, along with the proven, race-winning technology of Holley EFI—all at a budget-friendly price! Every MPFI Terminator X features real-time fuel learn, high impedance injector drivers, an integrated one-bar MAP sensor—and four programmable inputs and outputs, ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. All systems come fully loaded with base maps for common engine combinations to get you out of the garage and onto the road or track fast. Features include: * Holley EFI industry-leading, easy-to-use software suite allows full laptop access for advanced users * Real-time fuel map learn—takes the guesswork out of tuning your base fuel table * High-impedance injector drivers will safely power most standard injectors and Holley EFI injectors. (Will not control low-impedance injectors) * Bosch LSU 4.9 wideband relays AFR information to the ECU for accurate reading and precise tuning control * On-board one-bar MAP sensor is perfect for N/A or nitrous engine combos * MAP sensor vacuum hose adapters * 4 inputs: 12 V, ground, 5 V, and frequency * 4 outputs: Ground, PWM for accessories * Boost control: boost vs. time, boost vs. gear, boost vs. rpm, boost vs. speed, and boost safeties * Nitrous control: single channel of wet or dry, progressive or non-progressive, rich/lean safeties, and target closed loop AFR; adjustable through touch screen * Advanced tables: 4 x 1D tables, 1 x 1D per gear table, 4 x 2D tables, 1 x 2D per gear table * On-board diagnostic LEDs allow you to identify any critical engine issues at a glance * The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDs must face up! * Plug-and-play compatible with more Holley EFI accessories * Available with or without a 3.5 in. touch screen LCD hand-held with easy-to-use calibration wizard; allows you to quickly build a base tune for most domestic V8 engines, as well as tuning and gauge display functions (not available with every kit)
( 92 )
$1,349.95
$877.95
On Sale
AutoMeter Sport-Comp analog gauges are the signature models of the entire company line. With rugged race styling and unmatched performance, these gauges have been in more winning vehicles than any other gauge on the market today. They're available to monitor data for nearly two dozen automotive functions. Size, range, and sending unit options are also offered. When you're ready to race, be sure your vehicle is equipped with AutoMeter instrumentation.
( 486 )
$85.99
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$346.99
$76.99
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$315.39
On Sale
RaceQuip PRO20s are Snell SA2020-rated, full-face auto racing helmets that incorporate contemporary styling with modern production techniques. The shell utilizes pressurized steel molds to achieve the best combination of strength and lighter weight. The SA rating means that the interior, paint, and Kevlar® chin strap are fire retardant, so PRO20 helmets are suitable for all motorsports. If you need or prefer a full-face helmet, this is the model for you. Please verify the size when ordering. Additional features of RaceQuip PRO20 full-face helmets include: * Exceeds Snell SA2020 rating * Lightweight pre-preg composite shell * Expanded polystyrene (EPS) liner mated to shell * Distortion-free 3mm polycarbonate face shield with red anodized aluminum pivot kit * Hand-ratcheting tear-off posts * Silicone eyeport gasket seals out dust and dirt * Wide eyeport provides excellent peripheral vision and allows for the use of personal eyewear * Reinforced M6 threaded HANS/HNR inserts for easy HANS or other head-and-neck-restraint device anchor posts (not included) * Comfort-fit blended Nomex interior with top and back exhaust vents help keep your scalp cool * Slick aero-design with medium-sized chin spoiler * Available in a variety of colors and sizes
( 84 )
$329.95
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$369.95
$181.95
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$240.95
On Sale
MSD 6EFI ignitions are capacitive discharge ignitions designed to work in harmony with electronic fuel injection systems. They come with detailed wiring instructions, making installation a breeze. Increased throttle response, smoother idle, quicker starts, and full ignition power throughout the entire rpm range are all benefits of adding these ignition controls to your fuel injected engine. They feature built-in rev limiters that will protect the engine in the event of a missed shift or driveline failure. If you have a 4, 6, or 8-cylinder engine with EFI, MSD 6EFI ignition controls will connect and fire it up! MSD 6EFI ignitions feature: * Detailed instructions for installation with various EFI systems * Compact design * Adjustable rev limiter for over-rev protection with rotary dials in 100 rpm increments * Works on 12 V electrical systems using a distributor * Easily connects to magnetic pickup, electronic, and even points distributors
( 10 )
$291.95
$262.76
On Sale
Koni STR.T Street shocks and struts are designed to replace your factory shocks and struts, as well as complement your vehicle with performance lowering springs and sway bars. These non-adjustable shocks and struts feature a twin-tube design and larger-diameter piston for optimum street driving. Get a better hold on the road, plus damping action for a more stable ride—with suspension parts from the Koni STR.T Street line. Order the STR.T Street shock and strut model designated to fit your application.
( 166 )
$82.33
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$237.85
$65.86
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$190.28
On Sale
When it comes to fuel injection versus carburetors, new school is just too cool. FiTech Go EFI 4 600 hp self-tuning fuel injection systems have the ECU mounted on the throttle body for greater self-containment, clean installation, and easy setup. These trick systems fit any 4-barrel intake manifold, and are designed for use on engines from 250 to 600 hp. They feature a built-in fuel pressure regulator, an ECU that finds the best tune and self-adjusts to it—and the ability to change air/fuel ratios and ignition timing on the fly. Each system has a hand-held controller with a touch screen for initial setup, throttle linkage that suits most transmissions, and is manufactured with OE engineering. FiTech Go EFI 4 600 hp self-tuning fuel injection systems leave the guesswork behind. Order the model with options best-suited for your application. Additional features: * Choice of three fuel inlet connections * Will work with CDI box, but not required to control timing * Adjustable fan control switch * Can be used with an engine-mounted returnless fuel command center * Uses easy-to-replace, GM-type sensors and Bosch 4.2 wideband oxygen sensors * Wet Flow swirl spray annual discharge obtains complete atomization * Voltage-controlling fuel pump control reduces power under low loads to lower temperatures * Systems with mounted ECUs offer spark control without the need for an external spark box or special distributor * Designed for applications making at least 6 in. of vacuum at idle
( 256 )
$1,195.99
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$1,587.99
$1,076.39
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$1,429.19
On Sale
VEGE remanufactured long block crate engines are an excellent foundation for budget-minded builds. These premium-quality refurbished engines are drop-in replacements for a wide range of stock vehicles—and can be retrofitted into additional applications. Each engine is reverse-engineered to ensure that any original defects are removed. Certified technicians recondition the long blocks to factory specifications, replacing wearable parts or machining them back to OE standards. The engines are thoroughly tested and calibrated to deliver maximum performance and long-term durability. Order the VEGE remanufactured crate engine recommended for your vehicle.
( 66 )
$1,936.99
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$4,785.99
$1,736.99
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$4,585.99
On Sale
Summit Racing™ swing-out door bar kits will enable you to convert an existing side bar to a more convenient swing-out model—no more crawling over the bars to get into your race car! Once installed, these kits allow your door bar to conveniently swing-out of the way with the removal of a quick-release pin. The door bar kits are designed for mild steel tubing of different diameters. Release pin included. Welding required. Order the kit you need.
( 5 )
$133.99
$99.99
On Sale
With ATK High Performance Chevy LM7 5.3L 385 hp long block crate engines expect big mid to upper end power and a noticeable idle. They were designed to be performance upgrades for a 1999-2007 Chevy truck LM7 or an LS swap in a hot rod. Technical specifications include: * Horsepower: 385+ * Torque: 390+ * Block: GM 5.3L iron LM7 * Bore/stroke: Up to 3.809 x 3.622 * Year range: 1999-2007 * Displacement: 323 c.i.d. * Crankshaft: OEM GM 3.622 in. stroke internally balanced 24 tooth reluctor wheel .857 in. flange * Connecting rods: OE GM forged powder metal 6.093 in. stock bolts * Pistons: Hypereutectic dish * Piston rings: Moly rings * Compression ratio: 9.5:1 compression * Camshaft: Hydraulic roller * Camshaft specifications: Custom grind * Camshaft bearings: Installed and clocked to OEM position * Cylinder heads: OE aluminum 61.15cc 1.89/1.55 * Freeze plugs: Brass installed and sealed * Rocker arms: OE powdered metal 1.7 ratio * Oil Galley plugs: Installed and sealed * Weight: 385
( 15 )
$4,189.99
$3,989.99
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