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ACL Race Series main bearing set for Toyota 1FZ-FE 4476cc inline-six engines provides .25mm (0.010") undersize main bearings for rebuilt or machined blocks. The Race Series components are manufactured to restore proper crankshaft support and maintain tight clearances following machining, making them suitable when mains are turned undersize during engine assembly.
ACL 93-98 Toyota 6 4477cc Standard .25mm Oversized Race Series Main Bearing Set
