King Engine Bearings MB4558MC0.5 Main Bearing Set Oversize - 0.5mm

The King Engine Bearings MB4558MC0.5 is a high-performance main bearing set engineered for precision engine rebuilds. This set features 0.5mm oversize dimensions, designed for engines with crankshaft journals that have been machined oversize during rebuilding processes.

Key Features:

• Premium tri-metal construction for superior durability and wear resistance
• 0.5mm oversize specification for machined crankshafts
• Precision-engineered tolerances for optimal oil clearance
• Advanced bearing material technology for high-load applications
• Complete main bearing set for comprehensive engine rebuild
• Manufactured to OE specifications and quality standards

King Engine Bearings are trusted by professional engine builders and performance enthusiasts worldwide. This main bearing set provides the precision fitment and durability required for both stock rebuilds and high-performance applications. The tri-metal construction delivers excellent conformability, embedability, and fatigue strength for long service life.