KPMI Standard Bronze Intake Valve Guide - Harley Evolution & Sportster
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.
Upgrade or replace your worn valve guides with this KPMI standard size bronze intake valve guide, engineered for Harley Evolution and Sportster engines. This component is critical for maintaining precise valve stem movement and preventing excessive oil consumption. It's a direct replacement designed to restore your engine's top-end integrity.
Why riders pick this
- Durable bronze construction
- Standard size for direct replacement
- Designed for intake valve position
- Improves valve stem stability
- Reduces oil consumption
Maintaining proper valve train health is key to your Harley's performance and longevity. This KPMI standard size intake valve guide, crafted from durable bronze, is a direct replacement for original guides in Evolution big-twin (1984-1999) and Sportster (1986-2003) models. It ensures the valve stem remains properly centered, which is vital for efficient combustion and reduced oil bypass, keeping your V-twin running strong.
Enhanced Valve Train Stability
- Constructed from resilient bronze for extended wear life
- Standard (STD) size for direct replacement in un-worn bores
- Specifically designed for the intake valve position
- Helps control valve stem movement and reduce oil consumption
Reliable Performance Restoration
When performing a top-end refresh or addressing valve train wear, choosing the right components is paramount. This KPMI standard bronze intake valve guide offers a precise fit for engines not requiring oversize guides. It's an ideal choice for restoring factory clearances and ensuring your Evolution or Sportster engine operates with optimal efficiency and reduced oil consumption. Always verify your engine's specific needs before ordering.
Specifications
- Brand: KPMI
- Manufacturer Part #: 20-2120
- Material: Bronze
- Length: 1.2 in
- Width: 3.55 in
- Height: 0.65 in
- Weight: 0.08 lbs
Common questions
What does standard (STD) size mean for this valve guide?
Standard size means this guide is designed to fit into the original, unworn cylinder head bore without requiring any machining or reaming of the bore itself.
Will this fit my Harley Evolution or Sportster engine?
Yes, this KPMI standard bronze intake valve guide is compatible with Harley Evolution engines from 1984-1999 and Sportster engines from 1986-2003. We recommend confirming fitment with our Shop by Bike tool.
Is this an intake or exhaust valve guide?
This specific part is an intake valve guide only. If you need to replace exhaust valve guides, you will need to order a separate, corresponding exhaust guide part number.
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 | 191-57051 |
| WEIGHT | 0.08 lb |
