Pro-X 28.SIS6329-2 Steel Intake Valve and Spring Kit riding-apparel-pants-bicycle-e-power 2024-2025 Ski-Doo MX Z X-RS

2024-2025 Ski-Doo MX Z X-RS w/ Competition Pkg E-TEC 600R

2021 Kawasaki KLX230 ABS

2008 Arctic Cat F1000 EFI

:8CR-11603-00-00

Pro-X 28.SIS6329-2 Steel Intake Valve and Spring Kit riding-apparel-pants-bicycle-e-power 2024-2025 Ski-Doo MX Z X-RSReplaces the OEM valves & valve springs. Steel, nitrided valves for increased durability and less wear under extreme conditions. Stronger valve springs deal with the extra weight of the steel valves. Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm. Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and