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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...

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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Results 1 - 25 of 749

LS Classic Series Small Block Chevy Style LS Valve Covers GMLS1002

LS Classic Series Small Block Chevy Style LS Valve Covers GMLS1002

LS Classic Series Small Block Chevy Style LS Valve Covers GMLS1002

Valve Covers, Cast Aluminum, Small Block Chevy Style for LS, Breather Tube, 1.625 in. Tall, Finned, LS Classic Script, Natural, Gen 3/4, Chevy, Pair

Part Number: LSS-GMLS1002

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Summit Racing™ All New 300 HP Small Block Chevy 350 Crate Engines SUM-150350

Summit Racing™ All New 300 HP Small Block Chevy 350 Crate Engines SUM-150350

Crate Engine, Iron, 5.7L, 300HP, Small Block Chevy 350, GM, Each

Part Number: SUM-150350

Not Yet Reviewed

Estimated Ship Date: Today

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FLOTEK 200cc Small Block Chevy Cylinder Heads 1200-HRSB-505S

FLOTEK 200cc Small Block Chevy Cylinder Heads 1200-HRSB-505S

FLOTEK 200cc Small Block Chevy Cylinder Heads 1200-HRSB-505S

Cylinder Head, 200cc, Assembled, Non-Vortec Bolt Pattern, for Center or Perimeter Bolt Valve Covers, Aluminum, Natural, Chevy, Small Block, Each

Part Number: FLK-1200HRSB505S

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-130

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-130

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-130

Valve Covers, Tall, Cast Aluminum, Polished, Chevrolet Logo, Centerbolt, Chevy, Small Block, Pair

Part Number: PRO-141-130

4.45 out of 5 stars ( 53 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-750

Proform Stamped Steel Chevrolet Valve Covers 141-750

Proform Stamped Steel Chevrolet Valve Covers 141-750

Valve Covers, Stock Height, 1.22 in. Dia. Holes, with 0.75 in. I.D./1 in. I.D. Grommets, Steel, Black Wrinkle, Chevrolet Logo, Chevy, Small Block,Pair

Part Number: PRO-141-750

4.95 out of 5 stars ( 42 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-905

Proform Stamped Steel Chevrolet Valve Covers 141-905

Proform Stamped Steel Chevrolet Valve Covers 141-905

Valve Covers, Tall, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-905

4.51 out of 5 stars ( 41 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-131

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-131

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-131

Valve Covers, Tall, Cast Aluminum, Black Wrinkle, Chevrolet Logo, Centerbolt, Chevy, Small Block, Pair

Part Number: PRO-141-131

4.69 out of 5 stars ( 32 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-899

Proform Stamped Steel Chevrolet Valve Covers 141-899

Proform Stamped Steel Chevrolet Valve Covers 141-899

Valve Covers, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-899

4.49 out of 5 stars ( 69 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-751

Proform Stamped Steel Chevrolet Valve Covers 141-751

Proform Stamped Steel Chevrolet Valve Covers 141-751

Valve Covers, Tall, Steel, Black Wrinkle, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-751

4.55 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-784

Proform Stamped Steel Chevrolet Valve Covers 141-784

Proform Stamped Steel Chevrolet Valve Covers 141-784

Valve Covers, Tall, Steel, Orange Painted, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-784

4.69 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Proform Stamped Steel Chevrolet Valve Covers 141-105

Proform Stamped Steel Chevrolet Valve Covers 141-105

Proform Stamped Steel Chevrolet Valve Covers 141-105

Valve Covers, Centerbolt Mounting, Tall, Stamped Steel, Chrome, Bowtie Emblem, Chevy, 305, 350, Pair

Part Number: PRO-141-105

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Proform Stamped Steel Chevrolet Valve Covers 141-107

Proform Stamped Steel Chevrolet Valve Covers 141-107

Proform Stamped Steel Chevrolet Valve Covers 141-107

Valve Covers, Stock Height, Steel, Chrome, Bowtie Emblem, Centerbolt, Chevy, Small Block, Pair

Part Number: PRO-141-107

3.29 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-108

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-108

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-108

Valve Covers, Tall, Cast Aluminum, Polished, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-108

4.49 out of 5 stars ( 47 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-132

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-132

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-132

Valve Covers, Tall, Cast Aluminum, Chrome, Chevrolet Logo, Centerbolt, Chevy, Small Block, Pair

Part Number: PRO-141-132

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Proform Stamped Steel Chevrolet Valve Covers 141-907

Proform Stamped Steel Chevrolet Valve Covers 141-907

Proform Stamped Steel Chevrolet Valve Covers 141-907

Valve Cover, Stamped Valve Cover, Bowtie Emblem, Center Hold-Down, Black

Part Number: PRO-141-907

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-119

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-119

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-119

Valve Covers, Tall, Die-Cast Aluminum, Black Wrinkle, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-119

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-102

Proform Stamped Steel Chevrolet Valve Covers 141-102

Proform Stamped Steel Chevrolet Valve Covers 141-102

Valve Covers, Stock Height, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-102

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-117

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-117

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-117

Valve Covers, Tall, Cast Aluminum, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-117

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-118

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-118

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-118

Valve Covers, Tall, Die-Cast Aluminum, Orange Powdercoated, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-118

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-103

Proform Stamped Steel Chevrolet Valve Covers 141-103

Proform Stamped Steel Chevrolet Valve Covers 141-103

Valve Covers, Tall, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-103

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-116

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-116

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-116

Valve Covers, Tall, Cast Aluminum, Black Wrinkle, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-116

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-881

Proform Stamped Steel Chevrolet Valve Covers 141-881

Proform Stamped Steel Chevrolet Valve Covers 141-881

Valve Covers, Steel, Shark Gray, Chevrolet Bowtie Logo, Chevy, Small Block, Pair

Part Number: PRO-141-881

Not Yet Reviewed

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-918

Proform Stamped Steel Chevrolet Valve Covers 141-918

Proform Stamped Steel Chevrolet Valve Covers 141-918

Valve Covers, Low Profile, Steel, Orange Painted, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-918

Not Yet Reviewed

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-120

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-120

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-120

Valve Covers, Tall, Die-Cast Aluminum, Orange Powdercoated, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-120

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-121

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-121

Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-121

Valve Covers, Tall, Die-Cast Aluminum, Carbon Fiber Finish, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Proform Stamped Steel Chevrolet Valve Covers 141-712

Proform Stamped Steel Chevrolet Valve Covers 141-712

Proform Stamped Steel Chevrolet Valve Covers 141-712

Valve Covers, Tall Height, Stamped Steel, Carbon Fiber Finish, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-712

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

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