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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Results 1 - 11 of 11

Edelbrock Valve Guides 9703

Edelbrock Valve Guides 9703

Valve Guides, Exhaust, Chevy, Big Block, Each

Part Number: EDL-9703

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams High Performance Valve Spring Kits 9703-KIT

Valve Springs, High Performance Valve Spring Kits, Dual, 0.675 in. Maximum Valve Lift, Retainers, Locks, Kit

Part Number: CCA-9703-KIT

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

ARP Engine Bolt Kits 534-9703

Engine Bolt Kit, Chromoly, Black Oxide, Chevy, 5.7L, LT1, LT4, with Headers, Kit

Part Number: ARP-534-9703

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Moroso Valve Cover Stud Kits 97030

Valve Cover Wing Nut Studs, Replacement, 1/4 in.-20 x 1 3/8 in., Set of 8

Part Number: MOR-97030

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Moroso Valve Cover Nuts 97035

Valve Cover Nuts, Replacement, Set of 8

Part Number: MOR-97035

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Wiseco Powersports Pro-Lite Piston Kits 2435M07050

Engine Piston, Ski-Doo Mach Z 809 Eng Typ '97-03 2776LK

Part Number: WIS-2435M07050

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Pro-X Racing Parts Crankshaft Bearings and Bushings 23.62206C4

ProX Crankshaft Bearing KTM250/300EXC '97-03 30x62x20

Part Number: PXR-23-62206C4

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Pro-X Racing Parts Crankshaft Bearings and Bushings 23.CBS63001

ProX Crankshaft Bearing & Seal Kit KTM250/300EXC '97-03

Part Number: PXR-23-CBS63001

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

URO Parts - Crankcase Breathers for 1997-2003 A4, A4 QUATTRO, 1998-2001 PASSAT - 058103221E

Engine Crankcase Breather Hose 1997-2003 Volkswagen Passat 98-01 Audi A4 97-03, A4 Quattro 97-03, Engine Crankcase Breather Hose

Part Number: URO-013355

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

URO Parts Idler Pulleys 11281731838

Drive Belt Idler Pulley, BMW 540i 94-95 97-03, 530i 94-95, 740i 93-95, 840Ci 94-97, 740iL 93-95

Part Number: URO-000485

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

URO Parts Air Conditioning Pulleys 11281742859

A/C Belt Tensioner Pulley, BMW 540i 97-03, 740i 97-01, 840Ci 97, 740iL 97-01

Part Number: URO-008178

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

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