KPMI Valve Kit 20-22700 for Harley-Davidson Evo Sportster 1986-2003
$248.00
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KPMI Valve Kit 20-22700 for Harley-Davidson Evo Sportster 1986-2003
$248.00
Upgrade your engine's valvetrain with the KPMI Black Diamond™ Stainless Steel Valve Kit, engineered specifically for Harley-Davidson Sportster 883cc models from 1986 to 2003. Each lightweight, one-piece forged valve undergoes a specialized German impregnation treatment to enhance wear resistance, minimize friction, and outperform traditional chrome and nickel plating.
Designed utilizing advanced Finite Element Analysis and verified on computerized flow benches, these precision standard-size intake and exhaust valves deliver outstanding flow dynamics and dependable durability under demanding operating conditions.
Key Features
| Brand | KPMI |
| Part Number | 20-22700 |
| Type | Intake / Exhaust |
| Material | Black Diamond™ Stainless Steel |
| Coating | Black Nitroneg |
| Quantity | 2 Intake, 2 Exhaust |
| Intake Head Diameter | 40.26 mm |
| Intake Stem Diameter | 7.9 mm |
| Intake Tulip | 23° |
| Intake Overall Length | 115.6 mm |
| Exhaust Head Diameter | 34.29 mm |
| Exhaust Stem Diameter | 7.9 mm |
| Exhaust Tulip | 29° |
| Exhaust Overall Length | 117.9 mm |
| Sizing | Standard |
| Weight | 0.4 kg |
Highlights
- One-piece forged stainless steel construction for high strength and low weight
- Black Diamond™ surface treatment reduces friction and resists corrosion
- Engineered using Finite Element Analysis and computerized flow bench testing
- Standard stock head diameters for direct-fit replacement
Compatibility
Compatible with Harley-Davidson Sportster 883cc models (1986–2003).
What's included
- 2 x Black Diamond™ Stainless Steel Standard Intake Valves
- 2 x Black Diamond™ Stainless Steel Standard Exhaust Valves
Frequently asked questions
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