King Engine Bearings MB637XP.026 pMax Black Trimetal Race Main Bearing Set

The King Engine Bearings MB637XP.026 is a high-performance main bearing set engineered for demanding racing and performance applications. Built to King's exacting pMax Black specification, these bearings feature an advanced Trimetal construction that delivers superior load capacity, wear resistance, and thermal stability under extreme engine operating conditions.

Key Features:

• pMax Black Technology: King's premium racing bearing series featuring an electroplated black overlay that dramatically increases load capacity and seizure resistance compared to standard bearings
• Trimetal Construction: Three-layer design consisting of a steel backing, copper-lead or aluminum alloy middle layer, and a precision overlay for maximum durability and performance
• Race-Grade Performance: Designed to withstand the extreme RPM, heat, and oil film demands of high-performance and competition engines
• Size: .026" oversize to accommodate reground or oversized crankshaft journals
• Application: Fits the BMW S85B50A high-revving V10 engine platform
• OEM-Style Drop-In Fit: Engineered to meet or exceed OEM dimensional tolerances for straightforward installation

King Engine Bearings is a globally recognized manufacturer trusted by professional race teams and performance engine builders worldwide. The MB637XP.026 pMax Black main bearing set is an ideal upgrade or replacement for any S85B50A engine build requiring reliable, high-performance bearing support at a 0.026" oversize specification.