The ACL Race Series main bearing set for Chevrolet V8 engines covers 267, 305, 327 and 350 applications and is intended for race-oriented rebuilds where durable main support is required. These race-series main shells provide the necessary crank clearance and support for high-load conditions while rebuilding or preparing an engine for demanding use. Confirm clearances and installation specs before track use.
ACL Chevrolet V8 267-305-327-350 Race Series Engine Crankshaft Main Bearing Set