Chevy Small Block Long Water Pump Mid-Performance Ratio Serpentine Pulley Kit

6 Rib Serpentine | High Flow | 6061-T6 Billet Aluminum 

Application:

Chevy small block

7" standard rotation long water pump

Kit includes:

6311 single 6-rib crank pulley (5 3/4")

6322 single 6-rib water pump pulley (5 1/4")

208   single 6-rib alternator pulley (2 3/4")

All mounting hardware

Optional alternator fan available : 221

Optional water pump pulley cover available : 314