ACL Race Series main bearing set, undersize 0.025mm (0.001") for Toyota 1FZ‑FE 4.476L inline-six DOHC engines. This undersize crankshaft main bearing set is intended for rebuilds where machining has required a smaller bearing size; it supplies the matched shells to restore correct clearances and support crank rotation, making it suitable for precision bottom-end service on the 1FZ‑FE.
ACL Toyota 1FZ-FE Engine Crankshaft Main Bearing Set