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ACL oversized main bearing set .10mm for 1971–1977 Chevy 4‑cylinder 122–140 engines. This main bearing kit is specified for the listed engine family and oversize dimension, providing replacement main bearings to suit engines that have been machined to the .10mm oversize specification for rebuilding or repair.
ACL 71-77 Chevy 4cyl 122-140 .10mm Oversized Main Bearing Set
