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ACL crankshaft main bearing set for Isuzu six-cylinder engines in the 5393–6494cc range, covering 6BB1, 6BD1 and 6BG1 models. This main bearing set provides sized replacement shells for crankshaft mains during engine rebuilds or repairs to restore correct clearances and ensure stable rotation. Use when worn mains require exact-fit replacements to preserve crank support in these engines.
ACL Isuzu 6 5393-6494cc 6BB1/6BD1/6BG1 Engine Crankshaft Main Bearing Set
