Fitments
Oil pump: 99-17 Twin Cam (NU); Tappet blocks: L76-99 B.T. (excl. Twin Cam) (NU)
Part Description
MCS, tappet block / oil pump alignment screws
Used to align oil pump to the cam support plate on Twin Cams. Helps reduce oil pump scavenging inefficiency due to oil pump misalignment. Also used to align tappet blocks on L76-99 B.T. models so lifters run true on the camshaft. Thread size 1/4"-20. Two alignment screws used.