King Engine Bearings BMW S85B50A Crankshaft Main Bearings – Size STD (Part MB637XP)

Description

Upgrade your BMW engine with the King Engine Bearings MB637XP, designed specifically for BMW M5 and M6 models from 2006 to 2010. These crankshaft main bearings are engineered to deliver exceptional load capacity and superior durability, ensuring optimal engine performance and longevity. Constructed with a tri-metal copper-based material, these bearings provide excellent wear resistance and thermal stability, critical for high-performance engines. The PMax Black coating enhances load capacity, while the Radialock feature ensures precise crush height for reliable installation, reducing the risk of bearing movement under demanding conditions. Manufactured by King Engine Bearings, a trusted name since 1960, these bearings are an ideal choice for professional rebuilds or high-performance upgrades. Proper installation and quality components like these are essential for maintaining engine integrity and ensuring smooth, reliable operation over time.

Features:

• PMaxBlack for Superior Load Capacity

• Radialock for Optimal Crush Height

• Tri-metal Copper Based Material for durability and thermal stability

Fitment:
BMW M5 Base 2006
BMW M5 Base 2007
BMW M5 Base 2008
BMW M5 Base 2009
BMW M5 Base 2010
BMW M6 Base 2006
BMW M6 Base 2007
BMW M6 Base 2008
BMW M6 Base 2009
BMW M6 Base 2010