GM LH Oil Pump Drive Gear Nut 2001-2016 GM 6.6L Duramax LB7 LLY LBZ LMM 11611120NOTE: For use with pumps with LH thread as denoted by an L on the end of the drive shaft.
GM Dowel Pin Transmission to Engine 2001-2020 GM 6.6L Duramax LB7 LLY LBZ LMM LML L5P 97228317If dowel pins are not in place, risk of breaking the flywheel is high.
Must be in place between engine and transmission. There is one on each
side