Crankshaft Pulleys

Attached to the front of your harmonic balancer is the crankshaft pulley. The belt wrapped around this pulley drives the engine’s accessories, including the Read More

Attached to the front of your harmonic balancer is the crankshaft pulley. The belt wrapped around this pulley drives the engine’s accessories, including the alternator, power steering pump, and air conditioning compressor.

Summit Racing Equipment carries crankshaft pulleys for a wide variety of applications, including stock replacement, period-correct restoration, engine dress-up, and high performance. V-belt, serpentine, or Gilmer belt, you’ll find the perfect pulley right here!

“Parasitic horsepower loss” means that some of the power made by your engine is eaten up by driving the accessories. High-revving...

“Parasitic horsepower loss” means that some of the power made by your engine is eaten up by driving the accessories. High-revving competition vehicles can get away with a smaller underdrive pulley, which drives the belt less quickly. Alternatively, if you’re adding power-hungry systems like mobile entertainment, an air compressor, or upgraded air conditioning, you may need a larger overdrive pulley to help the alternator keep up.

Top Brands

Summit partners with the most trusted manufacturers in the automotive industry, so you know you’re getting maximum performance for your money, even from humble components like crankshaft pulleys. Shop from brands like March Performance, Moroso, Goodmark, Trans-Dapt, ACDelco, Spectre, Vintage Air, aFe, Dorman, and many more.

Individual Parts

Part Groups

Results 1 - 25 of 865

Summit Racing™ Crankshaft Pulleys SUM-G3967

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 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3970

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

Part Number: SUM-G3970

4.87 out of 5 stars ( 39 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3957B

Crankshaft Pulley, V-Belt, 2-Groove, 6.875 in., Steel, Black, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3957B

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Moroso V-Belt Crankshaft Pulleys 23525

Pulley, Crankshaft, V-Belt, Single Groove, 5 in; Diameter, 1 in. Crank Driven Mandrel w/1/8 in. x 1/8 in. Keyway, Each

Part Number: MOR-23525

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3966

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 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3958B

Crankshaft Pulley, V-Belt, 3-Groove, 7.74 in., Steel, Black, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3958B

2.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-329724B

Crankshaft Pulley, V-Belt, 3-Groove, 7.8 in., Steel, Black, Chevy, Big Block, Long Pump, Each

Part Number: SUM-329724B

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3972B

Crankshaft Pulley, V-Belt, 3-Groove, 7.25 in., Steel, Black, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3972B

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3961

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 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-329817B

Crankshaft Pulley, V-Belt, 2-Groove, 7.313 in., Steel, Black, Chevy, Big Block, Short Pump, Each

Part Number: SUM-329817B

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3953B

Crankshaft Pulley, V-Belt, 2-Groove, 7.28 in., Steel, Black, Chevy, Small Block, Short Pump, Each

Part Number: SUM-G3953B

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Moroso V-Belt Crankshaft Pulleys 23523

Pulley, Crankshaft, Billet Aluminum, Clear Anodized, V-Belt, 1-Groove, 4 in. Diameter, Each

Part Number: MOR-23523

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Mar 24, 2025 if ordered today

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Estimated Ship Date: Mar 24, 2025 if ordered today

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Moroso V-Belt Crankshaft Pulleys 23525

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Vintage Air Crankshaft Pulleys 735014

Crankshaft Pulley, V-belt Style, 4-groove, Steel, Black, Chrysler, Dodge, Plymouth, Mopar Big Block, Each

Part Number: VTA-735014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Holley Replacement Crankshaft Pulleys 97-159

Crankshaft Pulleys, Holley, Replacement, LS Serpentine, 3-bolt, 6-groove, Steel, Black, for Holley Mid-Mount Accessory Drive, Chevy, 5.7-6.2L, Each

Part Number: HLY-97-159

Not Yet Reviewed

Estimated Ship Date: Today

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Powermaster V-Belt Crankshaft Pulleys 293

Powermaster V-Belt Crankshaft Pulleys 293

Crankshaft Pulley, V-Belt, 1-Groove, Aluminum, Clear Anodized, Chevy, Small Block, Short/Long Pump, Each

Part Number: PWM-293

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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March Performance Crankshaft Pulleys 1545

Crankshaft Pulley, V-Belt, 2-Groove, 5.75 in., Aluminum, Clear Powdercoated, Ford, Mercury, Small Block, Each

Part Number: MCH-1545

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3962

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 ( 25 )

Estimated Ship Date: Today

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Auto Specialties Underdrive Crankshaft Pulleys 520100

Crankshaft Pulley, Serpentine, 6-Groove, Steel, Nitride, Ford, Mercury, 5.0/5.8L, Each

Part Number: ASP-520100

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Borgeson Crankshaft Pulleys 801150

Crankshaft Pulley, V-belt, 2-groove, Aluminum, Natural, Ford, Each

Part Number: BRG-801150

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Goodmark Crankshaft Pulleys GMK4012266696

Crankshaft Pulley; Crank Pulley; Deep Groove; GM 396/427/454 Special High Performance V8 Engines

Part Number: GMK-4012-266-696

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Scott Drake Power Steering Crankshaft Pulleys C5AZ-6312-E

Crankshaft Pulleys, V-belt Style, 2-groove, Three Bolt Holes, Steel, Black, 6.344 in. O.D., Designed for Models without A/C, Ford, Each

Part Number: SDK-C5AZ-6312-E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Classic Performance Crankshaft Pulleys CP38811

Crankshaft Pulley, V-belt Style, 2-groove, Steel, Black Powdercoated, Chevy, Each

Part Number: CLP-CP38811

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Billet Specialties Crankshaft Pulleys 81320

Crank Pulley, SBC, Short Pump, 3 Groove

Part Number: BSP-81320

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Summit Racing™ Crankshaft Pulleys SUM-G3957

Crankshaft Pulley, V-Belt, 2-Groove, 6.875 in., Steel, Chrome, Chevy, Small Block, Long Pump, Each

Part Number: SUM-G3957

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Billet Specialties Crankshaft Pulleys 79220

Pulley Crankshaft Big Block Chevy Double Groove Long Water Pump

Part Number: BSP-79220

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Today

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