Engines & Engine Parts

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...

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Holley Aluminum LS Valve Covers 241-177

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-177

3.64 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440362

Valve Covers, Tall Height, Cast Aluminum, Black Crinkle, Plain, Chevy, LS, Pair

Part Number: SUM-440362

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-179

Valve Covers, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Red Gloss, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-179

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-112

Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Black Powdercoat, Textured, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-112

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-178

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Orange Gloss, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-178

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-176

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Polished, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-176

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-182

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Finned, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-182

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Summit Racing™ OEM LS Valve Covers SUM-440555B

Valve Cover, Direct OEM Replacement, Stock Height, Cast Aluminum, Black Finish, Includes Bolts,Grommets ,Gaskets, Right/Passenger Side, GM LS, Each

Part Number: SUM-440555B

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-175

Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-175

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440367

Summit Racing™ Pro LS Valve Covers SUM-440367

Valve Covers, Stock Height, Cast Aluminum, Black Crinkle, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair

Part Number: SUM-440367

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Summit Racing™ OEM LS Valve Covers SUM-440550B

Valve Cover, Direct OEM Replacement, Stock Height, Cast Aluminum, Black Finish, Includes Bolts, Grommets,Gaskets, Left/Drivers Side, GM LS, Each

Part Number: SUM-440550B

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440360

Valve Covers, Tall Height, Cast Aluminum, Natural, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair

Part Number: SUM-440360

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-113

Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Red Powdercoat, Glossy, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-113

4.44 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440365

Valve Covers, Stock Height, Cast Aluminum, Natural, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair

Part Number: SUM-440365

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440343B

Valve Covers, Centerbolt Mounting, Cast Aluminum, Black Powdercoated, Chevy GM, LS/LSX, Gen III/IV, Pair

Part Number: SUM-440343B

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Pro LS Valve Covers SUM-440343P

Valve Covers, Centerbolt Mounting, Cast Aluminum, Polished, Chevy GM, LS/LSX, Gen III/IV, Pair

Part Number: SUM-440343P

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-172

Valve Covers, Aluminum LS, Centerbolt, Tall, Holley Logo, Cast Aluminum, Black Powdercoated, Satin Finish, Chevy, 4.8-7.0L, Pair

Part Number: HLY-241-172

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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LS Classic Series Big Block Chevy Style LS Valve Covers GMLS1003C

Valve Covers, Cast Aluminum, Big Block Chevy Style for LS, Tonawanda Decals, Oil Filler, Breather Tube, Centerbolt, 2 in. Tall, Chrome, Chevy, Pair

Part Number: LSS-GMLS1003C

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Holley Aluminum LS Valve Covers 241-91

Valve Covers, Aluminum LS, Centerbolt, Plain Top, Cast Aluminum, Black Textured, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-91

4.55 out of 5 stars ( 33 )

Estimated Ship Date: Tomorrow

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Summit Racing™ OEM LS Valve Covers SUM-440555

Valve Cover, Direct OEM Replacement, Stock Height, Cast Aluminum, Natural Finish, Includes Bolts, Grommets, Gaskets, Right/Passenger Side, GM LS, Each

Part Number: SUM-440555

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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