Main Bearing Set STD for Toyota Corolla 1.6 4AF-4AFE (1988-1998)

Premium quality Engine Main Bearing Set (Standard Size) specifically engineered for Toyota Corolla 1.6L 4AF and 4AFE engines. This set supports the crankshaft within the engine block, ensuring smooth rotation and reducing mechanical vibration. Manufactured with advanced bimetal technology, these bearings provide excellent fatigue resistance and conformability under high-load conditions. Specifically designed for engines with standard (un-reground) crankshaft journals, they help maintain optimal oil film thickness and system pressure. Matching the performance standards of the AN5251 reference, this set is essential for a high-quality engine bottom-end restoration.