Extensive R&D on all applications to provide high-performance components that last longer than OEM. Super-clean silicon wire used in valve springs is ground, not shaved, and X-rayed at regular intervals to check for flaws. All components made in the U. GSX 1300 R Hayabusa.
Kibblewhite Precision Precision Spring Only Kit. This item fits the following models. KPMI valve springs are wound from Iron Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat treated, stress relieved, and shot peened to insure maximum performance and life. Springs are engineered for specific application. Local pickups are welcome! We must be […]