KPMI +0.004 Bronze Exhaust Valve Guide - 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 exhaust valve guide is engineered for Harley Panhead and Shovelhead big-twin engines, featuring a +0.004 inch oversize. It's a crucial component for restoring proper valve sealing and alignment when rebuilding cylinder heads with worn guide bores.
Why riders pick this
- Bronze construction for superior wear resistance
- +0.004 inch oversize for machined cylinder heads
- Specifically for exhaust valve positions
- Compatible with Panhead and Shovelhead engines
When embarking on a top-end rebuild for your Panhead or Shovelhead, precise valve guide fitment is non-negotiable. This KPMI bronze exhaust valve guide, with its +0.004 inch oversize, is designed to provide a perfect fit in cylinder heads that have been machined to accommodate this larger dimension. The bronze construction offers excellent wear characteristics and heat dissipation, vital for the longevity and performance of your vintage V-twin. It's a direct replacement that ensures optimal valve stem control and a tight seal.
Engineered for High-Performance Rebuilds
- Premium bronze construction for durability and heat transfer
- +0.004 inch oversize for reconditioned exhaust valve bores
- Direct replacement for original Panhead and Shovelhead guides
- Ensures precise valve stem alignment and seating
The Foundation of a Powerful Top End
Proper valve guide installation is a critical step in achieving a high-performing and reliable engine. This KPMI +0.004 oversize exhaust guide provides the necessary precision for Panhead and Shovelhead cylinder heads. By ensuring accurate valve travel and sealing, you contribute directly to improved compression, reduced oil consumption, and the overall power output of your Harley-Davidson engine.
Specifications
- Brand: KPMI
- Manufacturer Part #: 20-2034
- Material: Bronze
- Position: Exhaust
- Size: +0.004 in oversize
- Length: 0.95 in
- Width: 3.6 in
- Height: 0.85 in
- Weight: 0.08 lbs
Common questions
What does +0.004 inch oversize mean for this valve guide?
This guide is manufactured with a bore 0.004 inches larger than the original. Your cylinder heads must be bored to this specific dimension to ensure a correct and precise press-in fit for installation.
Is this valve guide for intake or exhaust valves?
This KPMI part is an exhaust valve guide. If you require intake guides, they are a separate part number, typically identifiable by an "-IN" suffix, and should be ordered accordingly.
Will this valve guide fit my 1970 Shovelhead?
Yes, this KPMI +0.004 bronze exhaust valve guide is compatible with all Harley-Davidson Shovelhead engines manufactured between 1966 and 1977, as well as Panhead engines from 1948-1965.
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 | 191-57021 |
| WEIGHT | 0.08 lb |
