The Moroso single-groove cast aluminum crankshaft pulley fits Chevrolet small block 302–350 engines with a long pump and is intended for single-belt accessory drives. It provides the correct groove placement for long-pump front-drive layouts on those displacement-specific small block engines and serves as a serviceable pulley solution when matching belt routing for compatible 302–350 long-pump installations.
Moroso Chevrolet Small Block 302-350 (w/Long Pump) Crankshaft Pulley - Single Groove - Cast Aluminum