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CHEVROLET Chevy small block Gen III/IV (LS-based engines) Parts and Accessories

Part Groups

Results 1 - 24 of 1193

Summit Racing™ Lifter Guides

Give your roller lifters the proper orientation with Summit Racing™ lifter guides. Hydraulic roller lifters cannot be allowed to rotate, and our sturdy lifter trays—or buckets—will register your lifters to prevent rotation. They're available in a variety of styles for applications from the 1980s and up. Trust Summit Racing™ lifter guides to keep your lifters captive!

4.53 out of 5 stars ( 40 )

$35.99

ARP Balancer Bolts

As the crankshaft flexes, the balancer absorbs incredible amounts of energy. ARP balancer bolt kits will ensure that your balancer is locked into position. They feature a 12-point head that accepts a deep socket to eliminate the fear of stripping the head.

4.85 out of 5 stars ( 611 )

$32.99

$35.99

Clevite P-Series Rod Bearings

P-Series rod bearings are the oldest members of the Clevite 77 performance bearing family. They're intended for high-revving engines, especially those where the high rpm cause the rod bores to narrow. To compensate for this distortion, these direct replacements have higher eccentricity and a high crush factor. Clevite P-Series rod bearings are built on hardened-steel backings with extra-thin overlays, and their lower sections have dowel holes for use with aluminum rods, and there are extra-clearance variations available with an additional 0.001 in. of clearance. Order the model designed for your vehicle and engine application.

4.82 out of 5 stars ( 284 )

$29.99

$51.99

Summit Racing™ LS Lifter Valley Covers

Summit Racing™ LS lifter valley covers are race-ready! Manufactured from 1/4 in. thick billet aluminum or cast aluminum. They are available in a plain, polished, black anodized, or copper finish for both gen 3 and 4 versions. Plus, they're etched with the Summit Racing™ logo for a high-tech look! Replace that factory cover with Summit Racing™ LS lifter valley covers.

4.39 out of 5 stars ( 23 )

$59.99

Melling Factory Hydraulic Roller Lifters

Melling factory replacement hydraulic roller lifters are designed and built to get the job done while ensuring efficient performance and quiet valve train operation. They are perfect for when you're ready to freshen up your engine. Melling factory hydraulic roller lifters are manufactured from the finest materials and designed for the proper fit and long dependable lifter life.

4.12 out of 5 stars ( 17 )

$24.99

Summit Racing™ Cylinder Head Bolt Kits

Summit Racing™ offers cylinder head bolt kits that will keep consistent clamping force on your heads and not your wallet! Our kits contain strong, high-quality steel bolts with either a black oxide or zinc plated finish for added durability. Some kits also include washers. Stay on budget--let Summit Racing™ help complete your cylinder head installation with our selection of cylinder head bolt kits.

4.34 out of 5 stars ( 83 )

$44.99

$53.99

Fel-Pro Timing Cover Gaskets

The chain of command between a crankshaft, camshaft, and engine valves is central to your vehicle's basic movement—which is why it's so important to protect the timing belt. Fel-Pro timing cover gaskets provide a tight seal to keep contaminants out of the gear shaft area. They're offered in hundreds of single or multi-piece sets for OE-style fitment on a wide variety of cars, trucks, vans, and SUVs; gaskets for industrial use are also available. Ideal for stock replacement (not intended for racing applications), Fel-Pro gaskets are made from materials such as fiber, cork, and rubber. Choose the kit which corresponds to your year/make and engine application.

4.76 out of 5 stars ( 539 )

$43.99

BTR Multi-Layer Header Gaskets

Seal up those headers with a high-quality gaskets from BTR. Each gasket combines multiple layers of steel and exact sizing to achieve a solid fit with no air leaks on your exhaust system. BTR multi-layer header gaskets are available for wide variety of applications.

4.58 out of 5 stars ( 26 )

$28.99

Summit Racing™ Oil Pan Gaskets

Keep your performance engine sealed properly with Summit Racing™ oil pan gaskets. Built from high-quality materials, these gaskets will maintain a leak-free seal for your oil pan.

4.32 out of 5 stars ( 111 )

$25.99

Summit Racing™ Thermostats

Summit Racing offers replacement thermostats for thousands of vehicles. They're offered in a variety of styles, materials, flow rates, temperature ratings, and more. A reliable thermostat is essential to your cooling system and overall performance—kicking in precisely when your engine needs it. Order the model best suited for your application.

4.28 out of 5 stars ( 353 )

$30.99

$49.99

Dura-Bond High Performance Cam Bearings

Dura-Bond high performance cam bearings are ideal for racing. They offer double the fatigue strength of standard bearings.

4.36 out of 5 stars ( 100 )

$25.99

$53.99

Summit Racing™ LS2 Timing Chains

Summit Racing™ LS2 timing chains provide heavy-duty timing performance! These steel single roller timing chains have the extra strength and reliability you need for beefed-up LS valvetrain setups.

4.72 out of 5 stars ( 47 )

$30.99

Chevrolet Performance Timing Sprockets

Chevrolet Performance timing sprockets are designed to deliver strength and accuracy for many miles of dependable service. They're made from high-quality materials such as steel or iron—and are a vital link for engine timing. The sprockets are available in a variety of configurations for applications from 1992 and up.

4.92 out of 5 stars ( 37 )

$29.99

$39.99

Mahle Original Rear Main Seals

Mahle Original rear main seals are high-quality rear main seals designed to replace your factory seals. They are constructed from high-quality materials to meet or exceed OE standards and are designed to provide long-lasting durability and performance. If you're looking for high-quality replacement seals for your vehicle, Mahle Original rear main seals are your solution.

4.42 out of 5 stars ( 24 )

$37.99

BTR Lifter Guides

Brian Tooley Racing carries a wide variety of options for your LS or LT engine, including this set of lifter guides. BTR lifter guides are designed to accommodate four valve lifters each for either your LS or LT engine to give your roller lifters the proper orientation. These sturdy replacement lifter trays will register your lifters to prevent rotation, keeping them where they belong.

4.0 out of 5 stars ( 4 )

$29.99

Fram HP Series Oil Filters

For maximum performance and durability on the street or at the track, trust Fram HP Series oil filters. They offer twice the oil flow rate and four times the dirt-holding capacity of standard oil filters. Their extra-thick steel cans and heavier gauge tapping plates are designed to withstand the high pressures and flexing caused by demanding driving conditions. Tough steel end caps hold a spiral-shaped center tube to offer more durability and protection against collapse. Fram HP Series oil filters are compatible with all oil types and have been optimized for racing and high performance street cars. Additional features include: * Low-restriction racing media designed for high oil flow * 94 percent efficiency at 20 microns * Silicone anti-drainback valve on many applications * 10 to 18 gpm recommended maximum oil flow, depending on model * Maximum burst pressure: 350 to 500 psi, depending on model * Maximum operating pressure of 200 psi * Screen over bypass valve for extra protection against large contaminants * High-flow bypass valve * Flanged steel end caps

4.68 out of 5 stars ( 130 )

$23.99

Summit Racing™ Coolant Steam Port Crossover Kits

Summit Racing™ Coolant Steam Port crossover kits deliver cool performance and looks. Featuring beautiful billet aluminum construction, our kits will bypass the hot engine coolant from your throttle body for better performance and vent the steam from the front of the cylinder heads to the radiator or balance the flow between the rear of heads to help reduce engine temperature. Keep your engine happy and running at an optimal level with Summit Racing™ Coolant Steam Port Crossover Kits.

4.08 out of 5 stars ( 12 )

$39.99

$48.99

Summit Racing™ 8mm Ignition Wires

Get more spark from your plugs with a set of Summit Racing™ 8mm ignition wires. They feature high-temperature silicone outer jackets and insulation, along with a fiberglass braid for more pull strength. These wires are available in custom-fit or universal sets. The custom-fit wires have both terminal ends installed; while the universal sets have the spark plug boots installed—and come with the distributor boot terminals. A variety of terminal ends and spark plug boot ends are available. Order the ignition wires recommended for your vehicle and engine application.

4.51 out of 5 stars ( 1000 )

$47.99

$54.99

Chevrolet Performance MAP Sensors

Chevrolet Performance MAP sensors are high-quality, direct-fit replacements for worn or malfunctioning MAP (manifold absolute pressure) sensors. These sensors accurately produce voltage or frequency as intake manifold pressure changes--and the computer uses this information to measure engine load so that the ignition timing can be advanced and retarded as needed. The MAP sensors are available to fit most GM engines, including the LS Series. They're built from factory-style materials and easily install in the stock location, so no modifications are necessary.

5.0 out of 5 stars ( 1 )

$39.99

Holley Oil Dipstick and Tube Kits for GM LS

Holley offers oil dipstick and tube kits for GM LS engines that are direct-fit assemblies for their LS retrofit oil pans. Each of these kits include the braided steel dipstick and black powdercoated steel tube built from the same high-quality materials as the OEM units. The oil dipstick and tube kits for GM LS engines provide both pieces together for one price to complement their oil pans.

2.12 out of 5 stars ( 33 )

$52.49

Summit Racing™ Timing Cover Gasket Kits

Summit Racing™ timing cover gasket kits provide a tight seal to keep contaminants out of the gear shaft area. They're offered for OE-style fitment on a wide variety of cars, trucks, vans, and SUVs. Choose the kit which corresponds to your year/make and engine application.

4.6 out of 5 stars ( 30 )

$40.99

On Sale

Holley MAP Sensor Adapters

Holley offers MAP sensor adapters for a variety of Chevrolet LS engine applications from 1997 and up. They feature pre-terminated connectors and wiring for a direct plug-and-play installation. Depending on the model you select, the adapter will allow: * The installation of an LS3 MAP sensor in an LS2 or LS1 equipped vehicle * The installation of an MPFI WeatherPack 3-pin connector MAP sensor to the 3-pin Delphi GT connector * The installation of a Delphi MIP 3-pin connector MAP sensor to the 3-pin Delphi GT connector

4.85 out of 5 stars ( 20 )

$40.21

Fel-Pro PermaTorque MLS Head Gaskets

Fel-Pro PermaTorque MLS head gaskets provide the robust seal needed to contain peak combustion pressures and temperatures—and to withstand the significant casting motion encountered in many of today's automotive engines. The gaskets feature multiple layers of steel, precisely engineered sealing beads, and advanced polymer coatings to maintain a proper contact pressure between the cylinder head and block. Unlike other multi-layer steel head gaskets, PermaTorque MLS seals also include a proprietary blue aftermarket coating that accommodates a wider range of surface finishes. These gaskets are manufactured using precision tooling to ensure exact sealing bead location and profile. Order the model recommended for your specific vehicle and engine application.

4.72 out of 5 stars ( 86 )

$43.99

$46.99

Summit Racing™ LS Oil Galley Barbell Plug Kit

Summit Racing™ LS oil galley barbell plug kits give you a cool, affordable way to improve your LS engine's oiling system. They include the rear "barbell" or "dogbone" which has a smaller stem diameter than the factory plastic unit to improve flow to the filter, a solid plug to delete the filter bypass in the oil pan, and a step washer and bolt to support the unsupported side of the oil pump pickup tube retainer.

5.0 out of 5 stars ( 6 )

$24.99

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