You can't go wrong with these crankshaft pulleys. These pulleys help to increase horsepower by reducing accessory drag.
BB Chevy BLACK Crankshaft Pulley 2 Groove SWP Short Water Pump Big Block 396 454
BB Chevy Aluminum 3 Groove BBC Short Water Pump Crank Pulley Big Block 396 454
ALUMINUM for chevy BB CRANK PULLEY - 3 GROOVE (SHORT) SWP - POLISHED
CHROME ALUMINUM for chevy BB CRANK PULLEY 1 GROOVE (SHORT) SWP
ALUMINUM for chevy BB WATER PUMP PULLEY 2 GROOVE (SHORT) SWP - POLISHED
ALUMINUM For CHEVY BB CRANK PULLEY 2 GROOVE (SHORT) SWP - POLISHED
