comp cams thrust plate & bearings for ford 289-351w machining required

Stress placed on cams and timing sets in today's racing engines produces a weak area at the front of the block. COMP Cams solved the problem with their moly-coated wear plates and thrust bearings. They are a must for all Chevy big block engines. The thrust bearings are a one-piece encapsulated design for the Chevys and a 3-piece design for Fords.