Description
Stainless Exhaust Valve and Spring Kit
- Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves
- Extend the life of the valve train and intake components by as much as 4x over the OEM titanium parts
- Valves are designed to not only offer the best life span over OEM, but also designed to flow and perform better than OEM components
- Kits include forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases (Yamaha YZ250F 14-16 kits come with titanium valves)
- Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software to ensure consistent performance and accurate designs
- Specifically designed and engineered for each application
- Made in the U.S.A.

![Moose Offroad Valve and Spring Kit [MPN: 0926-2455]](https://www.autosupplyforge.com/wp-content/uploads/2026/03/moose-offroad-valve-and-spring-kit-mpn-0926-2455-cyyhzsvf63737.webp)

![Moose Offroad Valve Shim – 7.48 x 2.40 – 5/Pack [MPN: 0926-1882]](https://www.autosupplyforge.com/wp-content/uploads/2026/03/moose-offroad-valve-shim-8211-7-48-x-2-40-8211-5-pack-mpn-0926-1882-emqbqyrg16478.webp)
![Vertex Piston FE350/EXC-F350 [MPN: 24213B]](https://www.autosupplyforge.com/wp-content/uploads/2026/03/vertex-piston-fe350-exc-f350-mpn-24213b-mgpsydxu79327.webp)

Reviews
There are no reviews yet.