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March Performance #7020

#BLEM V-Belt Pulley Set - Performance Ratio Big Block Chevy

March Performance #7020

655-#7020

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$214.99
$180.99
ON SALE - $34.00 OFF
March Performance #7020 #BLEM V-Belt Pulley Set - Performance Ratio Big Block Chevy $180.99
#BLEM V-Belt Pulley Set - Performance Ratio
  • Big Block Chevy
  • Long 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

  • March Performance #7020 Details

    Big Block Chevy With Long Water Pump

    *Must use early 1980's style or any aftermarket water pump for pulley clearance

    Specifications:

    Manufacturer's Part Number:
    817649

    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!


    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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