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March Performance 7140

V-Belt Pulley Set - High Water Flow Ratio Big Block Chevy



March Performance 7140

Part Number: 655-7140

V-Belt Pulley Set - High Water Flow Ratio
  • Big Block Chevy
  • Long Water Pump
  • 7" 3-Groove Crank Pulley
  • 6-1/4" 2-Groove Water Pump* Pulley
  • 2-11/16" 1-Groove Alternator Pulley w/Cover
  • Clear Powdercoat
  • $258.53
    Ships 09/12/16
    if Ordered Today
    Made In USA
    FREE Shipping

    March Performance 7140 Details

    Big Block Chevy With Long Water Pump

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

    Specifications:

    Hardware Included
    No
    Pulley Style
    V-Belt Pulley
    Air Conditioning Bracket Included
    No
    Air Conditioning Cover Included
    No
    Air Conditioning Pulley Included
    No
    Alternator Brackets Included
    No
    Alternator Fan Included
    No
    Alternator Nose Cover Included
    Yes
    Alternator Pulley Grooves
    1-groove, V-belt
    Alternator Pulley Included
    Yes
    Crankshaft Nose Cover Included
    No
    Crankshaft Pulley Grooves
    3-groove, V-belt
    Crankshaft Pulley Included
    Yes
    Idler Brackets Included
    No
    Idler Cover Included
    No
    Idler/Tensioner Included
    No
    Power Steering Brackets Included
    No
    Power Steering Pulley Included
    No
    Pulley Material
    Billet aluminum
    Pulley Set Style
    High water flow ratio
    Quantity
    Sold as a set of 3
    Water Pump Nose Cone Included
    No
    Water Pump Pulley Grooves
    2-groove, V-belt
    Water Pump Pulley Included
    Yes
    Pulley Finish
    Clear powdercoated
    Manufacturer's Part Number:
    7140

    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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