Pro-X 28.SIS1336-2 Steel Intake Valve and Spring Kit control-levers-perches-brake-lever-assemblies 2005 Arctic Cat 400 4x4

2005 Arctic Cat 400 4x4 Auto

2012-2013 Can-Am Spyder RT-S (SM5)

Volts/Watts 12V/60W-55W

2003-2004 Kawasaki KFX50

Pro-X 28.SIS1336-2 Steel Intake Valve and Spring Kit control-levers-perches-brake-lever-assemblies 2005 Arctic Cat 400 4x4Material: 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