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ACL main bearing set for 1997-and-newer Gen III Chevy V8s—4.8, 5.3, 5.7 and 6.0—offered as a .40mm oversize option. The set’s intermediate bearings feature a 120° upper oil groove while the thrust has a 180° upper groove, preserving lubrication paths for reliable crank support. Use when matching bearings to an overbored crank during engine rebuilding.
ACL 1997+ Chevy V8 4.8/5.3/5.7/6.0 Gen 3 .40mm Oversized Main Bearing Set
