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The ACL main bearing set for GM HFV6 engines provides the crankshaft main bearings needed during engine overhaul and maintenance. This matched set restores correct journal clearances and supports crank stability to maintain oil film and reduce endplay. It is intended as a direct-fit replacement for rebuilding or servicing GM HFV6 engines where original mains require replacement.
ACL MAIN BRG SET - GM HFV6 Engine Crankshaft Main Bearing Set
