Proform 67606 Crankshaft Turning Socket, Chevy pontiac LS1 and LS6

Proform 67606 Crankshaft Turning Socket, Stainless, 1/2 in., Chevy 5.7. PROFORM's Professional Crankshaft Turning Socket is for the serious Chevy LS engine builder and tuner. This handy tool easily attaches to the oil pump drive lug splines.