March Performance Chevy Big Block Serpentine Conversion Kits

4.2 out of 5 stars 51 Customer Reviews

March Performance Chevy big block serpentine conversion kits simply bolt onto the front of any big block Chevy heads. Depending on the kit you choose, the alternato

March Performance Chevy big block serpentine conversion kits simply bolt onto the front of any big block Chevy heads. Depending on the kit you choose, the alternator, A/C, and optional power steering will be either outward or mid-mounted. These pulleys are precision CNC-machined from solid billet 6061 T-6 aluminum to fit perfectly and handle high-torque and vibration. They are then clear powdercoated to eliminate polishing in those hard-to-reach places. These pulleys will not fracture like common cast pulleys, since they have high-tensile strength for much longer wear. The street rod ratio increases water flow and fa

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March Performance Chevy Big Block Serpentine Conversion Kits 23020

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

Part Number: MCH-23020

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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March Performance Chevy Big Block Serpentine Conversion Kits 23050

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

Part Number: MCH-23050

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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March Performance Chevy Big Block Serpentine Conversion Kits 23030

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

Part Number: MCH-23030

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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March Performance Chevy Big Block Serpentine Conversion Kits 23053

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

Part Number: MCH-23053

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Today

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March Performance Chevy Big Block Serpentine Conversion Kits 23025

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

Part Number: MCH-23025

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

March Performance Chevy Big Block Serpentine Conversion Kits 23063-08

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

Part Number: MCH-23063-08

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

March Performance Chevy Big Block Serpentine Conversion Kits 23050-08