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The ACL connecting rod bearing set for Mazda 6-cylinder YA/XB/ZB engines (3784–4052cc, 1981–1988) provides matched bearing shells for each rod journal. These bearings establish the rod-to-crankshaft bearing surface and help maintain proper oil clearance for smooth rotation. Packaged as a complete set for the specified Mazda straight-six applications, it’s intended for engine rebuilds or replacing worn connecting rod shells during scheduled service.
ACL Mazda 6 3784-4052cc YA/XB/ZB 1981-88 Engine Connecting Rod Bearing Set
