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2007-2012 Polaris 600 RMK 144
2017 Beta 350 RR-S
2003-2024 KTM 250 SX
2005-2006 Arctic Cat T660 Turbo ST
WARN: Vantage 2000-3000lbs / Provantage 2500-3500lbs
Pro-X 28.SIS3405-2 Steel Intake Valve and Spring Kit body-freeway-bars 2007-2012 Polaris 600 RMK 144Material: Steel Replaces 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
