KPMI Intake Valve Guide +0.006 Bronze - Harley Panhead & Shovelhead
About KPMI
Kibblewhite Precision Machining supplies valves, valve springs, guides and complete top-end kits used by professional V-twin engine builders. Its black diamond valves and spring kits are a standard specification on high-lift cam builds.
This KPMI bronze intake valve guide is precisely sized at +0.006 inch oversize for Harley Panhead (1948-1965) and Shovelhead (1966-1977) engines. It serves as a direct replacement for worn guides, requiring precision boring to factory oversized specifications for optimal fitment.
Why riders pick this
- Premium bronze construction
- Intake valve position
- +0.006 inch oversize specification
- For Panhead and Shovelhead V-twins
- Enhances durability and heat dissipation
For riders rebuilding their classic Harley V-twin, this KPMI bronze intake valve guide offers an upgrade in material over traditional cast iron. The +0.006 inch oversize specification is crucial for restoring proper valve stem clearance in cylinder heads that have experienced wear over decades of use. This guide ensures your Panhead or Shovelhead engine maintains peak performance and reliability.
Durable Bronze for Lasting Performance
- Crafted from high-quality bronze for superior wear resistance and heat dissipation
- Specifically designed for the intake valve position in Panhead and Shovelhead V-twins
- Features a +0.006 inch oversize bore, ideal for cylinder heads requiring this specific tolerance
- Restores critical valve stem-to-guide clearance, reducing oil consumption and improving sealing
Essential for Engine Rebuilds
Installing this oversize bronze valve guide is a vital step in a comprehensive top-end rebuild for your vintage Harley. Due to the precision required, professional installation and machining are highly recommended to ensure the cylinder head is bored to the exact +0.006 inch specification. This guide works in conjunction with other valvetrain components to bring your Panhead or Shovelhead back to life.
Specifications
- Brand: KPMI
- Manufacturer Part #: 20-2026
- Material: Bronze
- Length: 1.45 in
- Width: 3.6 in
- Height: 0.95 in
- Weight: 0.08 lbs
Common questions
What does '+0.006 oversize' mean?
This guide is manufactured with a bore that is 0.006 inches larger than the standard size. Your cylinder head must be precisely bored to this +0.006 inch specification to ensure correct fitment and function.
Is this valve guide for intake or exhaust applications?
This KPMI guide is designed exclusively for the intake valve position. Separate valve guides are required for exhaust applications on Panhead and Shovelhead engines.
Will this fit my 1970 Shovelhead?
Yes, this guide is compatible with all Shovelhead models produced from 1966 through 1977. However, proper installation requires machining your cylinder head to the +0.006 inch oversize specification.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | KPMI |
| TYPE | Engine |
| SKU | 191-57046 |
| WEIGHT | 0.08 lb |
