The ACL Race Series main bearing set for Ford V8 351M, 351W, and 400 engines supplies race-oriented main bearing shells intended for high-demand rebuilds of these Ford small-blocks. It’s furnished as a complete main set for those engine families and aimed at main bearing replacement or bottom-end refresh. Verify engine model and years to confirm suitability.
ACL Ford V8 351M-351W-400 Race Series Engine Crankshaft Main Bearing Set