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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
RISER DIAMETER: 1"
ZL600A 86-87
• Constant power delivery
* Replacement frame for kit numbers CV4640B
An extra layer of leather is used at the palm to raise abrasion resistance
Kibblewhite KPM-20-22600 Black Diamond Stainless Valve Kit for Harley-Davidson Evolution Big Twin 84-99 RISER DIAMETER: 1"All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth of . 002, with a surface buildup of . 0002. This Black Diamond process improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating. Each valve is designed using Finite Element Analysis software, and profiles are tested on our computerized flow bench. Black Diamond