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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Unfinished Stems
CNC MACHINED FROM BILLET STOCK
Redesigned bell and bore for increased bottom end performance
C8329 Cometic MLS
Hayabusa ACL Race Main Bearings - Calico Coated 4B8431HC-C Suspension & Handling Unfinished StemsACL 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
US$ 105.00
US$ 332.00
