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Vehicle Info NeededV-Belt Pulley Set - Performance Ratio Big Block Chevy
Ships on 09/04/2026
Lowest Price Guarantee- V-Belt Pulley Set - Performance Ratio
- Big Block Chevy
- Short Water Pump
- 5-1/2" 2-Groove Crank Pulley
- 6-1/4" 2-Groove Water Pump Pulley
- 2-11/16" 1-Groove Alternator Pulley w/Cover
- Clear Powdercoat
To determine the proper power steering pulley you must use measurements provided in March Performance Power Steering Pump Pulleys once the power steering pump is mounted.
March Chevy Serpentine Conversion Pulley Sets are precision CNC machined for small and big block Chevy applications from 6061-T6 aluminum for extra strength, wear and to run perfectly true. These 3-piece sets include crank, water pump and alternator pulleys and are available in two ratios; Performance for limited street/racing applications and High Waterflow for daily drivers. They increase horsepower by reducing drag plus help eliminate belt slip and throwing. Finished with a ''No Polishing'' clear protective powdercoat for a maintenance-free finish!
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Performance Ratios
Uses a smaller performance crank pulley and larger water pump pulley to increase horsepower by reducing accessory drag, with typical gains of 12-15 horsepower at the rear wheels.
High Water Flow Ratios
Increases cooling by speeding up water flow and fan speed. This helps at critical low speed driving where most overheating occurs.
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