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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 71

Pulley Kit, Serpentine, Aluminum, Clear Anodized, Ford, Modular V8, 4.6L, Set of 3

Part Number: SUM-329704

3.67 out of 5 stars ( 6 )

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Crankshaft Pulley, V-Belt, 3-Groove, 6.6 in., Aluminum, Natural, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3970

4.86 out of 5 stars ( 43 )

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Water Pump Pulley, V-Belt, 2-Groove, Aluminum, Machined, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3964

4.44 out of 5 stars ( 27 )

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Crankshaft Pulley, V-Belt, 3-Groove, 6.6 in., Aluminum, Natural, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3967

4.9 out of 5 stars ( 30 )

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Crankshaft Pulley, V-Belt, 2-Groove, 6.6 in., Aluminum, Natural, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3966

4.94 out of 5 stars ( 17 )

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Water Pump Pulley, V-Belt, 2-Groove, Aluminum, Machined, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3960

4.44 out of 5 stars ( 34 )

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Water Pump Pulley, V-Belt, 1-Groove, Aluminum, Machined, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3959

4.58 out of 5 stars ( 19 )

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Pulleys, Mid-Mount, Serpentine, Performance Ratio, Aluminum, Black Anodized, Chevy, Small Block, Long, Kit

Part Number: SUM-340500BLK

4.77 out of 5 stars ( 13 )

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Power Steering Pulley, V-Belt, 1-Groove, Aluminum, Natural, .625 in. Bore, Chevy, Each

Part Number: SUM-G3975

4.52 out of 5 stars ( 25 )

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Crankshaft Pulley Shims, Spacers, Aluminum, Chevrolet, Chevy Small Block Gen I, Set of 3

Part Number: SUM-329715

5.0 out of 5 stars ( 6 )

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Water Pump Pulley, V-Belt, 1-Groove, Aluminum, Machined, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3963

4.33 out of 5 stars ( 15 )

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Pulley Set, Serpentine, Mid-Mount, Aluminum, Polished, Chevy, Small Block, Kit

Part Number: SUM-340510

4.5 out of 5 stars ( 2 )

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Crankshaft Pulley, V-Belt, 1-Groove, 6.6 in., Aluminum, Natural, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3961

4.38 out of 5 stars ( 13 )

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Power Steering Pulley, V-Belt, 1-Groove, Aluminum, Polished, .664 in. Bore, Chevy, Each

Part Number: SUM-340204

4.9 out of 5 stars ( 10 )

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Power Steering Pulley, Serpentine, 6-Groove, Aluminum, Polished, .625 in. Bore, Chevy, Each

Part Number: SUM-340102

3.25 out of 5 stars ( 4 )

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Alternator Pulley, V-Belt, 1-Groove, Aluminum, Natural, .642 in. Bore, Bolt-On, GM/Ford, Each

Part Number: SUM-G3969

4.75 out of 5 stars ( 28 )

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Water Pump Pulley Shims, Aluminum, Natural, Set of 3

Part Number: SUM-310121ALU

5.0 out of 5 stars ( 1 )

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Crankshaft Pulley, V-Belt, 2-Groove, 6.6 in., Aluminum, Natural, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3962

4.88 out of 5 stars ( 26 )

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Pulley, Power steering, Steel, Chrome, 1-Groove, V-Belt, 5.75 in. Diameter, .625 in. Bore, Keyway, Chevy

Part Number: SUM-G3973

3.88 out of 5 stars ( 25 )

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Pulley Set, Serpentine, Standard Ratio, Billet Aluminum, Chevy, Small Block, Short Water Pump, Kit

Part Number: SUM-329710

5.0 out of 5 stars ( 1 )

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Power Steering Pulley, Saginaw, V-belt Style, 2-groove, Steel, Black, 5.75 in. O.D., Chevy, Small Block, Each

Part Number: SUM-340130

5.0 out of 5 stars ( 2 )

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Alternator Pulley, V-Belt, 2-Groove, 0.664 in. Bore, 2.625 in. Diameter, Steel, Black Powdercoated, Each

Part Number: SUM-G3949B

4.62 out of 5 stars ( 13 )

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Water Pump Pulley Shims, Steel, Zinc Plated, Set of 3

Part Number: SUM-310121

4.32 out of 5 stars ( 19 )

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Power Steering Pulley, Serpentine, 6-Groove, Aluminum, Polished, .664 in. Bore, Chevy, GM Type 2, Each

Part Number: SUM-340203

4.67 out of 5 stars ( 6 )

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