The ACL main bearing set for Mazda 4 1998cc diesel engines (1984–1987) is a crankshaft main bearing kit intended to restore bearing surfaces and clearances during an engine rebuild. Supplied as a full set, it provides the necessary main bearing components for routine overhaul and repair, helping to reestablish proper crankshaft support in the specified Mazda diesel applications.
ACL Mazda 4 1998cc Diesel 1984-87 Engine Crankshaft Main Bearing Set