Valve Spring NHK Hub 10mm for KTM & Husqvarna 250/350 2015-2026 - 77736028000

This genuine OEM valve spring is a critical component of the valve drive system for high-performance four-stroke engines. It is designed to provide the precise tension required to return intake and exhaust valves to their seats, ensuring optimal engine timing and compression during every cycle.

This part is compatible with an extensive range of models, including the KTM 250 and 350 SX-F, XC-F, and EXC-F series from 2015 to 2026. It also fits Husqvarna FC 250, FE 250, and FE 350 models, as well as GasGas MC 250F, EC 250F/350F, and EX 250F models across multiple production years.

Manufactured by NHK to exacting factory standards, this 10mm hub spring offers superior durability and resistance to heat fatigue. Replacing worn valve springs is essential during engine rebuilds to maintain peak horsepower and prevent potential valve float at high RPMs.

Check compatibility list below to see if this part fits your motorcycle model.