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Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
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Roto-Fab plenum covers are a direct replacement for your factory plenum cover. Their carbon fiber hydragraphics finish will customize your engine compartment. They install right over the top of your stock intake manifold, filling space between the two engine covers with a fiberglass plenum cover. These covers look great with any of Roto-Fab's finished engine covers. They are for the center section only. Install time is less than 10 minutes. Their plenum cover is about 1 in. thick, sits right on top of your stock setup, and mounts securely using the four existing studs.
Not Yet Reviewed
$274.95
On Sale
FiTech offers a line of stylish valve covers for LS-based engines. They provide a sleek, polished look that complements any engine bay, making them the perfect choice for those looking to enhance the visual appeal of their vehicle. The aluminum covers are crafted to deliver a custom look without compromising on compatibility. Select the size, style, and finish you prefer. Sold in pairs.
( 1 )
$175.00
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$315.00
$148.75
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$267.75
On Sale
Holley aluminum LS valve covers will give your Chevrolet LS Series engines a totally new look. Manufactured from cast aluminum, they come in four different finishes, and feature a billet aluminum oil fill cap. Some valve covers in this series eliminate the need for the factory ignition coil bracket. Instead, the coils bolt directly to the valve covers for a nice angled look! Holley aluminum LS valve covers reuse the factory gaskets and bolts, will work with .750 in. lift camshafts using stock-style rocker arms, and fit all ignition coils with 72mm spacing.
( 144 )
$849.95
$147.95
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$749.95
Eddie Motorsports engine covers give your bay an impressive look when you lift the hood. Several models are available to complement or contrast the exterior color of your performance vehicle. Take your engine compartment to a stylish new level with an attractive cover kit from Eddie Motorsports.
( 2 )
$258.00
Summit Racing™ Pro LS Race valve covers are designed for maximum effort applications. They are built tall to clear all types of rocker arm systems including adjustable shaft mounts. Made from cast aluminum for light weight and strength, they include -12 AN vent/ fill locations for catch can or vacuum pump plumbing and utilize built-in baffles to resist oil consumption through the vent or PCV. The valve covers are available in various colors and versions, with or without coil brackets. Select the Summit Racing™ Pro LS Race valve covers for your application needs. Features and benefits: * Available in black, red, or bare aluminum * Special profile clears shaft rockers * Oil fill cap and -12 AN plug included * Available plain and with coil mounts * Uses stock bolts and grommets (not included) * Uses stock gaskets (not included)
( 2 )
$249.99
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$269.99
Performance Design race style carbon fiber LS valve covers offer ultra-lightweight solid carbon fiber body construction, titanium fasteners, and a polymer injection molded seal flange. Thoughtful design provides features to retain the fasteners when the cover is turned over. The fully isolated design is also similar to production, so all OEM-style gasket/sealing and positive locators will match for easy installation. Available models include these race-style with two -12 AN ports and two oil cap plugs, dry sump-style without AN ports, and wet sump-style with a -12 AN port and oil cap. Each of these versions are available with black or red LS3/LS7-style compact coil brackets. An optional billet oil fill cap is also available separately. Build for performance without losing sight of aesthetics when you order the Performance Design race style carbon fiber LS valve covers best suited for your application. Other product features and items include: * Uses the same 2 x 2 6K weave as most of their intake manifolds to perfectly compliment any engine bay * Undercut inboard wall for rocker clearance (not intended for use with shaft-mounted rockers) * Injection molded gasket groove * Integrated PCV port * OEM-style gasket
Not Yet Reviewed
$1,239.99
Top Street Performance LS cast aluminum valve covers feature the tall-style height and provide a great way to improve the look of your LS engine without any radical changes to the configuration. These covers allow for added valvetrain clearance and feature studs for mounting LS coils with 72mm bolt spacing. They also feature a baffled, stock-style ventilation set-up and matching-finish oil fill cap. Get quality performance and an amazing look with TSP LS cast aluminum valve covers in your favorite available finish. More product features, items, and specifications include: * Provisions for Delco 510C (TSP 81015) and D580-style ignition coils * Finishes include black, polished, and satin when available * One-piece O-ring * Mounting hardware * Base mounts to LS1, LS2, LS3, LS6, and LS7 engines
( 8 )
$171.42
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$205.72
On Sale
Holley modular LS Pontiac-style valve covers feature an OE height, internally-baffled base with integrated coil mounts for popular Gen I and Gen V-style LS coil bodies. The overcovers hide the unsightly LS coils and messy wiring harness—allowing the full performance benefits of coil-on-cover ignition setups without the robotic styling. Each modular coil cover features a simulated oil fill cap which helps maintain the original Pontiac styling. The coil cover also features cast-in provisions for the spark plug boots and coil wiring harness, so no extensions or custom wiring is required. Holley's 2-piece LS Pontiac-style valve covers offer a great way to update the look of your LS engine without the use of complicated adapter systems or the hassle of remote coil relocation! More product features and items include: * Available in various finishes * Base fits LS1, LS2, LS3, LS6, and LS7 engines with clearance for 0.750 in. lift cam with stock style rocker arms * Base features internally baffled ventilation system * Each 2-piece LS valve cover set includes a low-profile billet oil fill cap, 2 billet simulated fill cap assemblies, hardware, and spacers for mounting both versions of LS coil bodies * Dress-up hardware and rubber grommets for the coil covers
( 1 )
$586.95
$527.95
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$599.95
Dress up the valve covers of your Speedcover kit (sold separately) with AVS Motorsports insert badges. They're offered in different styles: Street Wars logo and Oval logo, and LS1, LS2, and LS3 applications to add the finishing touch. These 6061 aluminum custom insert badges feature a clear anodized finish for lasting impact. Order the AVS ignition coil cover insert badge style you prefer!
Not Yet Reviewed
$69.00
Billet Specialties LS Modular valve covers offer a unique solution for hiding your LS coil packs. The valve covers are a 2-piece design that bolts together to make one cover. The base features mounts for the ignition coils, a hidden oil fill, and a 1/4 in. NPT provision for breathers or PCV in the rear of the cover. The top piece bolts to the base with polished ARP fasteners, perfectly covering the coil packs for a seamless look. Holes are provided in the side of the covers for the spark plug wires. These covers are machined from a solid piece of aluminum and are available in a variety of finishes and top styles (ribbed, logos, etc.). LS Modular valve covers are ignition coil-specific to accommodate multiple styles of coil packs. Order the model designed for fitment with your vehicle and engine application.
( 1 )
$1,569.95
Replace your old and generic looking valve covers with a new pair of Pro LS valve covers from Summit Racing Equipment®. These cast aluminum valve covers are available in a variety of styles, height profiles, and finishes to dress up your engine bay.
( 33 )
$172.99
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$270.99
BluePrint Engines provides a Dyno Promise with results and bragging rights. They make sure they hit their target horsepower and proper torque with every crate engine, utilizing an advanced computerized balancer to get rotating assemblies within 2 grams, ensuring silky smooth power over the entire rpm range. According to BluePrint, that's precisely why their engines sound and run better than the competitors. Accompanying your BluePrint Engines Pro Series Chevy LS 376 c.i.d. 530 hp EFI base dressed long block crate engine will be a comprehensive, dyno-generated printout showing its critical specs. No more guessing what the real-world peak horsepower and torque ratings are. Any doubters in the crowd? Simply flash them your dyno results! These long block engines are available with or without complete engine controller with ECU, harness, throttle pedal, and sensors. Select the one you want. BluePrint Engines Pro Series Chevy LS EFI base dressed engine: * Horsepower and torque: 530hp/495 lb.-ft. * Compression ratio: 10.7:1 * BluePrint Engines LS3 aluminum cylinder heads -- 69cc chamber -- 2.165 in. intake/1.590 in. exhaust valves -- 259cc intake/102cc exhaust runners * Hydraulic roller camshaft: -- .612 intake/.585 exhaust lift -- 225 intake/238 exhaust duration at .050 in. -- 113-degree lobe separation angle -- 3-bolt cam * Nodular iron crankshaft -- 3.622 in. stroke -- 6.125 in. connecting rods with 150,000 psi bolts * Hypereutectic pistons * BluePrint Engines high-strength cast iron 6.2L block -- Increased deck thickness and strength webbing -- Extended cylinder skirt -- Priority main oiling -- 4.0662 in. bore -- 6-bolt main -- 1-piece rear main seal -- Improved water jacket design -- Utilizes OEM LS3 front and rear covers * LS swap oil pan * Harmonic balancer (Short Corvette style) * DBW throttle body * Available with a GM plastic or fabricated intake manifold * Fuel injectors and rail * Coil packs * Spark plugs and wires * Water pump
( 3 )
$10,149.00
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$13,649.00
Give your LS motor that classic and traditional look with Billet Specialties Chevrolet script cast valve covers. Each precision cast valve cover is powder coated Black then machined with the iconic Chevrolet script logo. Features include; • Precision machined Chevrolet® script logo • Precision cast valve covers • Includes valve cover gasket • Includes mount hardware • Screw in aluminum oil cap •Official GM Licensed product
( 3 )
$373.57
LS Classic Series 409 Chevy style valve covers are designed to give the appearance of an early 1960's 348 or 409 Chevy, while fitting the LS family of engines. Like all LS Classic cast aluminum valve covers, they accept the OEM rubber seals (not included) and bolt directly to the cylinder head. With no extra adapter required, there is less chance of leakage and the covers are only 2.750 in. tall. The covers come with all the necessary mounting hardware, including factory look load spreaders, and have a ported PCV fitting/vacuum port and oil splash baffle in one cover. The castings are designed to be thick enough for drilling and tapping for fittings. Covers are available with a natural cast finish, chrome plated, painted Chevrolet orange or 409 champagne, all with vintage 409 Turbo-Fire factory stickers. The covers have no provision for oil fillers and can be used with LS Classic Series valley plate with an oil fill tube. Order the valve cover in the finish you prefer.
( 2 )
$724.95
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$1,178.95
LS Classic Series small block Chevy style valve covers are the perfect fit for your retro LS package. Like all LS Classic Series cast aluminum valve covers, they accept the OEM rubber seals (not included) and bolt directly to the cylinder head. With no extra adapter required, there is less chance of leakage and the covers are only 1.625 in. tall. The covers are available with a natural cast finish and the LS Classic script is removable and can be replaced with your custom logo. The covers include a ported PCV fitting/vacuum port and oil splash baffle on one cover. The castings are designed to be thick enough for drilling and tapping for fittings. Note: The covers have no provision for oil fillers and can be used with a LS Classic Series valley plate with an oil fill tube.
Not Yet Reviewed
$578.95
LS Classic Series big block Chevy style valve covers are designed to give the appearance of a big block Chevy while fitting the LS family of engines. Like all our cast aluminum valve covers, they accept the OEM rubber seals (not included) and bolt directly to the cylinder head. With no extra adapter required, there is less chance of leakage and the covers are only 2 in. tall. The valve covers include a billet aluminum filler cap on one cover for easy oil filling, and come with all the necessary mounting hardware, including factory look load spreaders. They also have a ported PCV fitting/vacuum port and oil splash baffle in one cover. The castings are designed to be thick enough for drilling and tapping for fittings. Covers are available with a natural cast finish, chrome plated, or painted Chevrolet orange and include vintage Chevrolet Tonawanda factory stickers. Order the LS valve cover in your preference of finish.
Not Yet Reviewed
$710.95
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$1,178.95
Billet Specialties LS valve cover conversion kits add classic style to modern performance. These kits allow the use of perimeter-style small block or big block Chevrolet valve covers on your LS motor, while hiding the coils underneath for a clean, classic look. The cover conversions feature recessed wire channels to drop the wires where you need them for ease of installation. Order the kit recommended for your application. Features also include: * Precision-machined from 6061-T6 billet aluminum * Works with the large LS3 coils (AC Delco D514A) * Retains the factory LS gasket for a leak-free seal * Hidden oil fill cap—on each side for ease of access * Stainless steel hardware included
( 1 )
$720.95
On Sale
Holley LS valve cover adapter plates offer an innovative way to add the vintage styling cues of a 1958-86 small block Chevy perimeter bolt valve cover to your modern GM LS engine. These cast aluminum adapter plates include hardware to mount three different generations of coil packs under the valve cover without the need of any coil relocation kit, and you retain all the benefits of OE-style coil-on-plug mounting. These adapter plates feature an integrated oil fill and are pre-threaded for PCV ventilation fittings.
( 4 )
$292.95
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$299.95
$263.65
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$269.95
BluePrint Engines Pro Series Chevy LS 376 c.i.d. 495 hp EFI truck long block crate engines are fully Dyno tested, passed vigorous inspections, and are prepared for those wanting maximum horsepower and durability. Features, specs, and contents: * 495 hp, 490 ft.-lb., compression ratio 10.7:1 * Cast Iron block with 6-bolt main * Nodular iron crankshaft * Connecting rods with 150,000 psi bolts * Hypereutectic pistons * Internal balanced rotating assembly * BluePrint LS3 aluminum cylinder heads -- 69cc chamber -- 2.165 in. intake/1.59 in. exhaust valves -- 259cc intake/102cc exhaust runners * BluePrint hydraulic roller cam -- .553 intake/.553 exhaust lift -- 218 intake/224 exhaust duration at .050 -- 113-degree lobe separation, 110ICL * L92 truck intake manifold * Fuel injectors and rail * Truck water pump * Truck harmonic balancer * LS low-profile aluminum oil pan * GM-style smart coil packs * Spark plugs and wires * Valve covers * Oil pump * Dipstick
Not Yet Reviewed
$10,949.00
BTR valve covers retain stock mounting height and allow the use of OE-style GM gaskets and bolts, while being molded in a unique plane to allow nose clearance for shaft rockers. With -12AN ORB vents on both ends, you have a wide variety of options for catch can or vacuum pump plumbing. Also featured is a unique baffle design/splash guard that protrudes below the valve cover surface. Brian Tooley Racing are cast from aluminum and available in 3 colors--silver, black, or red--with and without coil mounts. BTR kits include: * Four baffles and baffle screws * One -12 fill cap and one -12 port plug
( 6 )
$279.99
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$299.99
Moroso cast aluminum valve covers are performance engine parts designed to replace stock valve covers. They offer improved durability, cooling, and engine aesthetics compared to plastic factory parts at a more affordable price than billet aluminum options. These covers are made for various popular engine applications, such as Chevy small blocks from 1997 and up. * Increased durability: Designed to withstand the demands of performance engines * Improved engine cooling: Aluminum is a better conductor of heat than plastic, helping to dissipate heat away from the valve train * Aesthetic appeal: They provide a more rugged, performance-oriented look for the engine bay
Not Yet Reviewed
$172.99
PRW fabricated valve covers give your engine an edge and awesome looks. Attention vintage racers, competition junkies, and machining enthusiasts trying to save weight, PRW covers are fabricated from 6061 T-6 aluminum alloy, and have successfully endured rigorous individual pressure testing, proving that they are built to last. Their incredible ability to withstand the harsh elements of racing makes them the perfect solutions for street rod and racing applications. PRW fabricated valve covers are offered in different mounting styles, heights, finishes. They all feature thicker rails and better materials to assure long-lasting durability, and they include fasteners for a no-hassle install.
( 16 )
$298.23
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$304.19
Moroso billet aluminum valve covers are CNC-machined from a billet aluminum bar to make them lightweight without sacrificing strength. Their airtight sealing allows the engine to pull greater vacuum for improved ring seal and power. The covers are available plain or with the Moroso logo, natural or black anodized—and mount with either a centerbolt or perimeter bolts. Order the pair designed for fitment with your vehicle and engine application.
( 2 )
$950.99
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$1,114.99
Top Street Performance fabricated aluminum covers feature more clearance for your performance valvetrain setup, and they provide a beautiful racing aesthetic. In addition, these covers feature quality materials and construction for a strong, lightweight composition. Top Street Performance fabricated aluminum valve covers are TIG welded and are available in multiple configurations for your high-end engine!
( 15 )
$192.60
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$209.26
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