ProX Valve and Spring Kit Exhaust Suzuki | 28.SES3338-1 XL this helmet provides excellent protection

this helmet provides excellent protection on the road

Pre-curved knees and waistline

quick release closures for a customized secure fitment

2001 and newer 2stroke KTMs / 2001 and newer carbureted 4stroke KTMs with a lighting coil can run this kit reference the stator chart HERE

Midrange Size (Nominal Diameter)

ProX Valve and Spring Kit Exhaust Suzuki | 28.SES3338-1 XL this helmet provides excellent protectionReplaces 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