King Engine Bearings CR4689SM0.5 Performance Connecting Rod Bearing Set

The King Engine Bearings CR4689SM0.5 is a precision-engineered connecting rod bearing set designed for high-performance and racing applications. This bearing set features King's proprietary pMax Black™ tri-metal construction, combining a high-strength steel backing with a specialized aluminum-tin alloy overlay and a polymer coating for exceptional durability and friction reduction.

Key Features:

• Standard size with 0.5mm undersize for crankshaft regrinding applications
• pMax Black™ coating provides superior protection during initial startup and break-in
• Tri-metal design offers excellent conformability and embedability for debris protection
• Engineered for high-load conditions and extreme performance demands
• Precision manufacturing ensures consistent quality and proper oil clearances
• Compatible with both naturally aspirated and forced induction engines

King Engine Bearings are manufactured using advanced production techniques and strict quality control standards, making them a trusted choice among professional engine builders and racing teams worldwide. The 0.5mm undersize designation allows for proper bearing clearance when used with reground crankshafts.