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The ACL main bearing set for Mazda 4‑cylinder 1498–1597–1840cc B5/B6/BP engines (1981–1998) is a crankshaft main bearing kit providing replacement main bearings for the listed engine family. Matched to the cited displacements and model years, this full set is intended for rebuilding or repairing the specified Mazda applications to restore correct bearing fitment and crankshaft support.
ACL Mazda 4 1498-1597-1840cc B5/B6/BP 1981-98 Engine Crankshaft Main Bearing Set
