The ACL main bearing set for Mazda 4‑cylinder engines 1272–1415–1490cc (1978–1985) is a crankshaft main bearing kit providing replacement main bearings for the engine. Matched to the cited displacements and model years, the full set is intended for engine rebuilds or repairs on the listed Mazda applications to restore proper bearing fitment and solid crankshaft support.

ACL Mazda 4 1272-1415-1490cc 1978-85 Engine Crankshaft Main Bearing Set