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Weiand 7109-63

8-71 Supercharger Pulley 8mm Pitch Drive

Weiand 7109-63
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925-7109-63

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Weiand 7109-63 8-71 Supercharger Pulley 8mm Pitch Drive $186.95
8-71 Supercharger Pulley
  • 8mm Pitch Drive
  • 63 Teeth

  • Weiand 7109-63 Details

    8-71 Supercharger Pulleys


  • 8mm Pitch Drive Pulley

  • Specifications:

    Teeth/Rib Number
    63 Teeth
    Blower Size
    6-71
    Blower Size
    8-71
    Hardware Included
    No
    Pulley Material
    Aluminum
    Pulley Tooth Pitch (mm)
    8 round tooth
    Quantity
    Sold individually
    Pulley Type
    Supercharger
    Pulley Style
    Gilmer
    Pulley Finish
    Natural
    Tooth Quantity
    63
    Manufacturer's Part Number:
    7109-63

    Use the chart below to determine drive ratios for 8-71 8mm pitch drive superchargers. Small block 8-71 kits are supplied standard with pulleys which will provide 14.3% underdrive. Big block kits are supplied with a 11.5% underdrive. Note that top and bottom pulleys are interchangeable.

    8mm Pitch Drive Pulleys and Ratios

    Click Chart To Enlarge

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