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1969-75 Chevrolet Big Block Long Water Pump 7-5/8 O.D. Triple Groove Crankshaft Pulley

3937787 - 1969-75 Chevrolet Big Block Long Water Pump 7-5/8" O.D. Triple Groove Crankshaft Pulley

Reproduction of the original crankshaft pulley for various 1969-75 Chevrolet models with a big block engine.

This 3 groove pully is designed for use with a long water pump and cars equipped with air conditioning.

Important Warning Concerning Crankshaft Pulleys.
  • Stock replacement, aftermarket stamped steel or cast iron pulleys are not designed to exceed 400 horsepower or 6000 RPM.
  • Using reproduction pulleys on engines in excess of these limits may result in catastophic …

    + Learn More

Product #: 3937787

In Stock Now!

MSRP: $65.99 ea
Classic: $59.99 ea


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