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Engines & Components

Engines & Engine Parts

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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.

Individual Parts

Results 1 - 25 of 454

BREATHER BOLTS KIT-TWIN CAM

Part Number: BKC-48-2865

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Crate Engine, Fully Dressed 383 Stroker Long Block, with MPFI TB and Air Cleaner, 443 lbs.-ft. Torque, 10.0:1 CR, Non-Forged Internals, Chevy, Each

Part Number: MLL-BP38318MPFID

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Chrome, Tall Valve Covers/Air Cleaner/Timing Cover/Breather, Chevy, Small Block, Kit

Part Number: PRO-141-900

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up, High-Tech Collector's Series, Valve/Timing Covers, Air Cleaner, Breather, Black Crinkle, Kit

Part Number: PRO-141-758

4.83 out of 5 stars ( 72 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Black Crinkle Powdercoated, MOPAR Logo, Small Block Mopar, LA, Kit

Part Number: PRO-440-758

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dress Up Kit, Tall Valve Covers, Drop Base Air Cleaner, Accessories, Orange Powdercoated, Chevy, Small Block

Part Number: PRO-141-780

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Chrome, MOPAR Logo, Small Block Mopar, LA, Kit

Part Number: PRO-440-900

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Black Crinkle Powdercoated, MOPAR Logo, Big Block Mopar, B/RB, Kit

Part Number: PRO-440-812

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Chrome, MOPAR Logo, Big Block Mopar, B/RB, Kit

Part Number: PRO-440-814

Not Yet Reviewed

Estimated Ship Date: Today

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Oil Catch Can, Harley-Davidson®, Milwaukee Eight, Black, Stock Air Cleaner, Screaming Eagle Air Cleaner, Kit

Part Number: MOR-85723

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Valve Covers, Chrome, Engine Dress Up, Air Cleaner, Chrome, 289 HiPo Cleaner Logo, Ford, 260, 289, 302, Kit

Part Number: SDK-C5ZZ6980PRO

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Shark Gray, Red Chevrolet Logo, Tall Valve Covers, Valve Cover Wing Nuts, Hold-Down Tabs, Timing Cover, Air Cleaner, Kit

Part Number: PRO-141-880

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Valve Covers, Dress Up, Tall, Steel, Carbon Fiber Finish, Chevrolet Logo, Air Cleaner, Chevy, Small Block, Kit

Part Number: PRO-141-710

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Valve Covers, Chrome, Engine Dress Up, Air Cleaner, Chrome, 289 HiPo Cleaner Logo, Ford, 260, 289, 302, Kit

Part Number: SDK-C5ZZ-6980

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Oil Catch Can, Harley-Davidson®, Milwaukee Eight, Polished, Stock Air Cleaner, Screaming Eagle Air Cleaner, Kit

Part Number: MOR-85722

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Oil Catch Can, Harley-Davidson®, Twin Cam, Black, Stock Air Cleaner, Kit

Part Number: MOR-85714

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Oil Catch Can, Harley-Davidson®, Twin Cam, Polished, Stock Air Cleaner, Kit

Part Number: MOR-85713

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Oil Catch Can, Harley-Davidson®, Twin Cam, Black, Vance and Hines V02 Air Cleaner, Kit

Part Number: MOR-85717

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Oil Catch Can, Harley-Davidson®, Twin Cam, Black, S&S Teardrop Air Cleaner, Kit

Part Number: MOR-85720

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Combo, Edelbrock, Valve Covers, Centerbolt, Air Cleaner, Breathers, Bolts, Gaskets, Chevy, Small Block, Kit

Part Number: CMB-08-0024

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Engine Dress-Up Kit, Steel, Black Powdercoated, Valve Covers, Air Cleaner, Breathers, Ford, Small Block, Kit

Part Number: SUM-CSUMG300B

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Shark Gray, MOPAR Logo, Small Block Mopar, LA, Kit

Part Number: PRO-440-880

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Valve Covers, Valve Cover Wing Nuts, Air Cleaner, Breather, Shark Gray, MOPAR Logo, Big Block Mopar, B/RB, Kit

Part Number: PRO-440-887

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Engine Dress-Up Kit, Steel, Chrome, Valve Covers, Air Cleaner, Breathers, Chevy, Small Block, SBC, Kit

Part Number: SUM-CSUMG301

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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