Hayabusa ACL Race Main Bearings - Calico Coated 4B8431HC-C

ACL Race Series Bearings from Tasmania, with the Calico Coating applied. Bearing Design Enhancements Crush increased for: improved bearing retention from higher radial contact pressure. Locks the bearing into the housing. More effective heat dissipation through improved thermal transfer. Bearing Eccentricity Definition: Gradual reduction in wall thickness between the crown and parting line. Race Series performance engine bearings feature increased eccentricity to imProve Shape adaptation to compensate for bore distortion at high speed operation. Assists in the formation of hydroDynamic oil film.