King Engine Bearings MB5771XP0.25 Main Bearing Set Hyundai G4KF Trimetal pMax Black

The King Engine Bearings MB5771XP0.25 is a precision-engineered main bearing set specifically designed for Hyundai G4KF engines. This performance bearing set features King's advanced pMax Black coating, a proprietary polymer overlay that provides exceptional protection during critical startup conditions and extreme operating environments.

Key Features:

• Trimetal construction for superior strength and durability
• pMax Black coating provides enhanced wear resistance and friction reduction
• 0.25mm oversize for proper fitment on reconditioned crankshafts
• Precision manufactured to exact OE specifications
• Race-proven design suitable for high-performance and racing applications
• Compatible with Hyundai G4KF 2.0L turbocharged engines

King Engine Bearings are manufactured using state-of-the-art materials and processes, making them a trusted choice for engine builders, performance enthusiasts, and professional race teams. The trimetal design combines a steel backing, copper-lead intermediate layer, and advanced overlay for optimal load capacity and conformability. This bearing set is ideal for engine rebuilds, performance upgrades, and racing applications where reliability is critical.