KPMI Black Diamond Intake Valve - HD Twin CAM 88-103" 2005-2010 — Harley-Davidson (1984-2017)

KPMI Black Diamond intake valve for Harley Twin Cam 88-103 engines, built as a one-piece forging from stainless steel treated with a proprietary German impregnation process. The Black Diamond treatment hardens the valve surface to .002

Features

• Black Diamond German impregnation process to .002" depth
• Reduces friction and improves wear resistance versus chrome/nickel plating
• One-piece forging with optimized flow profiles
• Lightweight stainless steel construction

Specifications

• Brand: KPMI
• Manufacturer Part #: 20-20323R
• Length: 2.7 in
• Width: 5.25 in
• Height: 1.95 in
• Weight: 0.2 lbs

Frequently Asked Questions

What engines does this valve fit?

Harley Twin Cam 88-103 models from 2005-2010. This is an intake valve only.

How does Black Diamond compare to chrome-plated valves?

Black Diamond impregnation provides superior wear resistance, lower friction, and better corrosion protection than traditional chrome or nickel plating.

Is this a direct OEM replacement?

Yes — this intake valve is a direct replacement for stock Twin Cam intake valves with improved durability from the Black Diamond process.

Can I use just one intake valve or do I need a full set?

Twin Cam engines have multiple intake valves. You may order individual valves for replacement, but confirm your engine configuration before ordering.