JIMS JIMS, 4340 chromoly steel tappet screws. Special

Description

JIMS JIMS, 4340 chromoly steel tappet screws. Special

36-52 Knuckle, Panhead and all others, including Shovelhead and Evolution with special JIMS tappets

4340 chromoly steel. Screw has oil hole drilled through the center for running a custom ‘top-end lubrication through the pushrods’ system. 3/8″ ball end and 9/32″-32 threaded. Note: Specialty item. Designed for use with special JIMS tappets for top-end lubrication through the pushrods.