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ACL Race Series main bearings for the Nissan RB26DETT are a high-performance 0.25mm oversized main bearing set built to meet racing and demanding street use. These bearings provide the extra clearance needed for modified rotating assemblies while preserving load capacity and oil flow characteristics expected in performance engines. They suit builders seeking durable, race-oriented crank support without speculative claims about specific materials or gains.
ACL Nissan RB26DETT 0.25mm Oversized High Performance Main Bearing Set
