King Engine Bearings MB5627AM010 Main Bearing Set Oversize Fiat - 0.10mm

The King Engine Bearings MB5627AM010 is a precision-engineered main bearing set designed for Fiat 178E2.000, 192B2.000, and 955A2.000 engines. This set features a +0.10mm oversize specification, making it ideal for engine rebuilds where the crankshaft journals have been machined oversize to restore proper tolerances.

Part of King's AM-Series lineup, these bearings utilize aluminum-based bearing material equivalent to SAE-783 specification, designed for low to medium load gasoline and diesel engines. The AM-Series is King's OE-equivalent replacement line, engineered specifically for aftermarket engine rebuilding applications with factory crankshafts. Each bearing is manufactured with King's proprietary Bull's Eye Tolerance technology, which maintains wall thickness tolerances to an incredibly tight ±0.0001 inch—far tighter than industry standards—ensuring consistent bearing clearances and optimal performance.

King Engine Bearings has specialized exclusively in engine bearing manufacturing since 1960, producing bearings that meet the demanding standards of aviation, racing, and OEM applications. Every King bearing utilizes premium materials and advanced designs to deliver reliable performance and durability. This main bearing set provides the precision and quality needed for professional engine rebuilds, backed by decades of bearing engineering expertise.