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Ships within 48 hours · Estimated delivery Nov 4 - Nov 9
Mounts in factory location
from the button layout
which will resist cracking unlike the stock plastic ones
- Tuning and calibration made easy with the optional HP Tuner RTD Tuning Device
have the lowest seat height (for the youngest starting age)
RACING VALVE SPRING KIT .625 LIFT H.T. STEEL RETAINER Category_Default Category/SLED/Polaris/Matryx 9R Mounts in factory locationWound from 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 each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics, stress, mass and operating rpm.
US$ 357.50
US$ 12.00
US$ 282.50
US$ 12.00
US$ 12.00
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