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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Moroso Vacuum Pump Service Kits 97179

Vacuum Pump Rebuild Kit, Service Kit, 4-vane, New Design Rotor, Kit

Part Number: MOR-97179

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Holley LS Tensioner Assemblies 97-179

Accessory Belt Tensioners, Holley, Replacement, Tensioner Assembly, Cast Aluminum, Smooth Pulley, for LS Accessory Drives Only, GM, LS, 4.8-7.0L, Each

Part Number: HLY-97-179

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Moroso Dry Sump Oil Pump Pulleys 97172

Pulley, Crankshaft, Gilmer-Style, Billet Aluminum, Clear Anodized, 3/8 in. Pitch, 18-Tooth, 1/2 in. Wide, Each

Part Number: MOR-97172

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Howards Cams Valve Spring Retainers 97173

Howards Cams Valve Spring Retainers 97173

Retainer Mini 8 1.360"

Part Number: HRS-97173

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

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Estimated Ship Date: Jun 16, 2026 if ordered today

Moroso Billet Aluminum Crankshaft Pulleys 97171

Crankshaft Pulley; Gilmer Drive; 3/8 in. Pitch For 1 in. Dia. Keyed Drive Mandrels; 18 Tooth; Billet Aluminum;

Part Number: MOR-97171

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Howards Cams Valve Spring Retainers 97175-1

Valve Spring Retainers, Retainer, 10 Deg., 1.325"

Part Number: HRS-97175-1

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

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Estimated Ship Date: Jun 16, 2026 if ordered today

Moroso Dry Sump Oil Pump Pulleys 97170

Pulley, Crankshaft, Gilmer-Style, Billet Aluminum, Clear Anodized, 3/8 in. Pitch, 16-Tooth, 1.0 in. Wide, Each

Part Number: MOR-97170

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Howards Cams Chromoly Steel Retainers 97174

Retainer, 10 Deg., 1.095" Behive

Part Number: HRS-97174

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

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Estimated Ship Date: Jun 16, 2026 if ordered today

Howards Cams Valve Spring Retainers 97174-1

Retainer, 10 Deg., 1.095" Behive, Each

Part Number: HRS-97174-1

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

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Estimated Ship Date: Jun 16, 2026 if ordered today

Enginetech Main Bearings BC409JSTD

Engine Crankshaft Main Bearing Set 97-17 BUI/CAD/CHV/GMC/Hummer/IZU/PON/SAB 4.8L/5.3L/5.7L/6.0L/6.2L

Part Number: EGN-BC409JSTD

Not Yet Reviewed