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ACL main bearing set for Isuzu four‑cylinder engines with 1817–1949cc displacement, applicable to 1972–1985 models. The matched crankshaft bearings restore proper oil clearance and crank support during engine overhauls. Use this kit when main bearing wear or out‑of‑spec tolerances require replacement to return the bottom end to reliable operation.
ACL Isuzu 4 1817-1949cc 1972-85 Engine Crankshaft Main Bearing Set
