ProX Valve and Spring Kit Intake Kawasaki | 28.SIS4409-2 Mercedes KTM 450 SX-F Factory Edition

KTM 450 SX-F Factory Edition 2013 to 2018

so installation takes minutes

817 lumens at 7

2000 - YZ250

KTM 300 XC-W 2006 to 2016

ProX Valve and Spring Kit Intake Kawasaki | 28.SIS4409-2 Mercedes KTM 450 SX-F Factory EditionReplaces the OEM valves and 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