Moroso Single Groove Crankshaft Pulley - SB Chevrolet - Single Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.00" O.D. Helmet Air Inlet Compatible with most gasoline ODBII

Compatible with most gasoline ODBII equipped vehicles from 1996 to present

or AC-12 (PC cable)

That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands

hassle and confusion

Moroso Single Groove Crankshaft Pulley - SB Chevrolet - Single Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.00" O.D. Helmet Air Inlet Compatible with most gasoline ODBIIPrecision machined from high grade, lightweight aluminum castings Extra deep belt grooves provide added belt retention during rapid changes in engine RPM Small pulley diameter slows fan, water pump, and alternator speed to reduce horsepower robbing drag High RPM water pump operation is improved, reducing impeller speed below cavitation threshold Use 36 x 17 32" wide belt Moroso Performance Products is one of the worlds most respected suppliers of