Description
Exhaust valve performance directly impacts engine efficiency, throttle response, and longevity under high RPM conditions. The KIBBLEWHITE Black Diamond™ valve delivers measurable improvements in flow characteristics and durability, making it essential for serious builders and racers who demand reliability during extended track sessions. Built from premium materials with a friction-reducing multi-stage process, this valve resists the thermal cycling and corrosion that compromise stock components.
- Material: EV8 Stainless Steel
- Construction: CNC-machined, one-piece forging
- Finish: Black Diamond™ coating
- Process: Multi-stage friction reduction
- Corrosion Resistance: Superior grade
- Origin: Made in the U.S.A.
- MPN: 82-82158






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