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The ACL tri-metal main bearing set for Chevrolet Gen III V8 engines fits 4.8, 5.3, 5.7 and 6.0L Gen III applications from 1997 onward, supplying durable main shells for crank support during rebuilds. Intermediate shells (5M7298) have a 120 oil groove on the upper, and the thrust bearing features a 180 oil groove on the upper surface. Verify clearances to factory specs when installing.
ACL TRIMETAL - Chevrolet V8 4.8/5.3/5.7/6.0L Gen III 1997-on Engine Crankshaft Main Bearing Set
