Moroso 22090 - Oil Pump Shaft, SBC Using BBC Pump

Oil Pump Shaft BBC Pumps w/SBC Blocks SB or 90 Deg V6 Chevy L-5 5/8 in. Steel Pinned • High-quality steel for extended reliability • Steel sleeve is pinned to maintain correct alignment between oil pump and shaft • 400 cubic inch small block requires the oil pump drive shaft opening to be machined to 9/16" • Made from mild steel with plastic sleeve