ProX Valve and Spring Kit Intake Honda | 28.SIS1405-2 XL-R Pro 52° to 65° adjustable attack

52° to 65° adjustable attack angle

Made in ItalyIncluded Items:(1) Plastic number plate(1) Tie strap

whether on long rides or winding roads

- KTM XCF-W 350 2020 2021 2022 2023

ProX Valve and Spring Kit Intake Honda | 28.SIS1405-2 XL-R Pro 52° to 65° adjustable attackReplaces 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