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March Performance Chevy Small Block Serpentine Conversion Kits

4.26 out of 5 stars 92 Customer Reviews

March Performance Chevy small block serpentine conversion kits are mid-mount pulley kits that place your alternator below the centerline of the water pump. They are
March Performance Chevy small block serpentine conversion kits are mid-mount pulley kits that place your alternator below the centerline of the water pump. They are simple to bolt on, while still retaining your standard-rotation water pump. Serpentine belts eliminate belt throwing. The kits are available with performance pulleys for increased horsepower, high water flow ratios for increased cooling, or mid-performance ratios for a combination of both. The pulleys are CNC-machined from solid billet 6061 T-6 aluminum for a spectacular looking machine finish with a perfect fit and extra-high strength. All March Performa
March Performance Chevy small block serpentine conversion kits are mid-mount pulley kits that place your alternator below the centerline of the water pump. They are simple to bolt on, while still retaining your standard-rotation water pump. Serpentine belts eliminate belt throwing. The kits are available with performance pulleys for increased horsepower, high water flow ratios for increased cooling, or mid-performance ratios for a combination of both. The pulleys are CNC-machined from solid billet 6061 T-6 aluminum for a spectacular looking machine finish with a perfect fit and extra-high strength. All March Performance billet pulleys and brackets have a maintenance-free clear powdercoating. These performance pulleys will increase your engine by approximately 12 to 15 hp, depending on the accessories driven. The kits are available with a driver side mounted A/C option. The use of a combination bracket in these kits allows for the addition of an alternator idler, which provides excellent belt wrap around the alternator and A/C compressor pulleys.

Results 1 - 11 of 11

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-22072

3.9 out of 5 stars ( 20 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-22082

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-22021

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Kit, Deluxe, Serpentine, Aluminum, Black Powdercoated, Chevy, Small Block, Long Water Pump, Kit

Part Number: MCH-22066-08

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Kit

Part Number: MCH-22050

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Set, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Set of 3

Part Number: MCH-6270

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Set, Serpentine, Aluminum, Black Powdercoated, Chevy, Small Block, Set of 3

Part Number: MCH-6380-08

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Pulleys, Brackets, Hardware, Chevy, Small Block, Kit

Part Number: MCH-22020

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Set, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Set of 3

Part Number: MCH-6210

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulleys, Performance Ratio, Billet Aluminum, Clear Powdercoated, Chevy, Small Block, Set

Part Number: MCH-22011

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

Pulley Set, Serpentine, Aluminum, Clear Powdercoated, Chevy, Small Block, Set of 3

Part Number: MCH-6380

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/28/2025

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Estimated Ship Date: Monday 4/28/2025

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