The ACL Race Series main bearing set is a crankshaft main bearing kit for Ford production V8 255–289–302 engines, intended to restore proper crankshaft clearance and support smooth rotation during rebuilds. Supplied as a complete main bearing set for the listed Ford V8 applications, it provides the individual bearings required to reassemble the crankshaft during engine servicing.

ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set