Description
Exhaust valves are critical to your engine’s reliability and peak performance—they’re under extreme thermal and mechanical stress every combustion cycle. The KIBBLEWHITE Black Diamond™ 30-30225 delivers the durability and precision needed to maintain consistent valve sealing, reduce wear, and extend engine life. Built from premium materials and refined through a proprietary manufacturing process, this valve gives you the peace of mind that comes with a truly engineered component.
- One-piece EV8 stainless steel
- CNC machined forging
- Black Diamond™ multi-stage process
- Reduced friction design
- Superior corrosion resistance
- Enhanced wear protection
- Made in the U.S.A.
- MPN: 30-30225






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