King B-Series/K-Series Performance Main Bearings (0.25 mm) suspension Ideal for street

Ideal for street

2:1 compression for high-performance K-series builds

it's essential for serious engine management and forced induction applications

This plug-and-play solution simplifies ECU swaps and tuning modifications

King B-Series/K-Series Performance Main Bearings (0.25 mm) suspension Ideal for streetKing B Series K Series Performance Main Bearings deliver precision engineering for high revving Honda engines. These 0. 25mm undersized bearings feature advanced tri metal construction with superior load capacity and heat dissipation. Engineered for forced induction and high boost applications, they maintain tight tolerances under extreme pressure. Ideal for track builds, turbo conversions, and competitive racing where reliability meets performance.