King Engine Bearings MB612XP025 XP-Series Main Bearing Set 0.25mm Oversize

The King Engine Bearings MB612XP025 is a high-performance XP-Series main bearing set designed specifically for Volvo 5-cylinder turbocharged "whiteblock" engines. This 0.25mm oversize bearing set is engineered for racing applications and extreme performance builds where reliability and durability under high loads are critical.

Advanced Tri-Metal Construction:

• Enhanced tri-metal design with layered copper lead construction
• Nickel plate barrier with lead/tin/copper Babbitt overlay on steel backing
• Superior adhesion process provides exceptional stability and durability
• pMax Black coating for enhanced wear resistance

Precision Engineering:

• Ultra-tight wall thickness tolerances of +/- 0.0001 inches
• Enlarged, chamfered oil holes for improved oil flow
• 1/2 inch grooving design optimizes lubrication
• Narrowed design accommodates large radii crankshafts

Racing-Grade Performance:

• Delivers consistent, reliable performance under high-load conditions
• Engineered specifically for extreme power applications
• Proven track-tough durability in demanding racing environments

This XP-Series bearing set fits Volvo models including S60, V70, S60R, V70R, C30, S40, V50, 850, S70, C70, XC70, and XC90. Note: Due to the oversized specifications, crankshaft machining may be required during installation.