King Engine Bearings MB 461AM0.75 Main Bearing Set 0.75mm Oversize

The King Engine Bearings MB 461AM0.75 is a complete main bearing set engineered for the Subaru Justy (1987–1990) equipped with the EF series 3-cylinder engine. This set is sized at 0.75mm oversize, making it the correct choice for engines that have undergone a standard crankshaft regrind to restore worn main journal surfaces.

King Engine Bearings is a globally recognized OEM and performance bearing manufacturer, known for tight manufacturing tolerances and high-quality tri-metal and bimetal bearing construction. Their main bearing sets are produced to meet or exceed original equipment specifications, ensuring proper oil clearance, crush, and wall thickness for long-lasting engine performance.

Key Features:

• 0.75mm Oversize — designed for reground crankshafts requiring 0.75mm (approximately 0.030") undersize journals
• Precision engineered to OEM dimensional tolerances for consistent oil film and load distribution
• High-quality bearing material construction for excellent wear resistance and fatigue strength
• Complete set includes all main bearings required for a full engine rebuild
• Manufactured by King Engine Bearings, a trusted OEM supplier to leading engine and vehicle manufacturers worldwide
• Suitable for professional engine rebuilds and machine shop applications

The MB 461AM0.75 main bearing set is an essential component for a proper Subaru Justy engine rebuild, restoring correct crankshaft clearances and ensuring reliable, long-term engine operation.