Exhaust Valves

Kpmi #20-20265 - Black Diamond Exhaust Valve 2004-14 Xl1200

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear...

Kpmi #20-20550 - Black Diamond Intake Valve Diamond XL 04-14

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear...

Kpmi #20-4195S - Black Diamond Intake Valve HD Shovelhead

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear...

Kpmi #20-4197-1 - Black Diamond Exhaust Valve HD Sportster 57-69

All KPMI Black Diamond® stainless steel valves are impregnated by a special German process to a depth of .002”, with a surface build up of .0002”. This “Black Diamond®” process improves wear...