This ACL oversized main bearing set is specified for Toyota 4‑cylinder engines from 1983–1997 with a +0.50mm oversize, covering 1452–1587cc variants. The set addresses cylinder bore overhauls by replacing main bearings to correct clearance after machining. Use the exact engine and bore/clearance data when rebuilding to ensure proper crank support and oil clearance during engine assembly.
ACL 1983-1997 Toyota 4 1452-1587cc .50 Oversized Main Bearing Set