KPMI Black Diamond Exhaust Valve - HD Sporster 1200cc 1986-2003 — Harley-Davidson Sportster 1200, Sportster 1200 Custom, Sportster Sport (1988-2003)

KPMI Black Diamond exhaust valve for Harley Sportster 1200cc, machined from a single stainless steel forging and treated with KPMI's proprietary German impregnation process. The Black Diamond® treatment penetrates .002

Features

• Stainless steel one-piece forging
• Black Diamond® German impregnation process (.002" depth)
• Reduces friction and improves wear resistance
• Light weight design with optimized flow profile
• Superior corrosion resistance versus chrome/nickel plating

Specifications

• Brand: KPMI
• Manufacturer Part #: 20-2014
• Length: 5 in
• Width: 3.6 in
• Height: 1.5 in
• Weight: 0.19 lbs

Fitment

Fits Harley-Davidson Sportster 1200cc models 1986 through 2003.

Frequently Asked Questions

What is the Black Diamond® process?

A proprietary German impregnation treatment that penetrates .002" into stainless steel, improving wear resistance, reducing friction, and providing superior corrosion resistance compared to chrome or nickel plating.

Is this a complete valve set or a single valve?

This is a single exhaust valve. Order the quantity needed to match your engine rebuild (typically one per cylinder).

Will this fit my 883cc Sportster?

This part is for 1200cc Sportster models 1986-2003. Check KPMI's catalog for 883cc-specific valve part numbers.

How does this compare to stock Harley valves?

KPMI Black Diamond valves offer improved wear properties and corrosion resistance due to the German impregnation process, with lighter weight than comparable OEM replacements.