KPMI Racing Spring Kit 20-20060 for Harley-Davidson Evo & Sportster 1984-2003
Titanium
$670.00
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KPMI Racing Spring Kit 20-20060 for Harley-Davidson Evo & Sportster 1984-2003
$670.00
Upgrade your valvetrain with the KPMI Racing Spring Kit, engineered specifically to handle the demanding environments of high-performance V-Twin engines. Designed to outperform and outlast OEM valvetrain systems, this lightweight kit manages aggressive cam profiles, harmonics, and high-RPM stress with unmatched stability.
Each spring kit utilizes a unified system approach to optimize valvetrain mass, required seat pressure, and fatigue life. It delivers reliable performance and enhanced engine durability across a wide range of riding conditions.
Key Features
| Brand | KPMI |
| Manufacturer Part Number | 20-20060 |
| Product Type | Valve Spring Kit |
| Application Type | Intake / Exhaust |
| Valve Lift | 16.6 mm |
| Installed Height | 47.4 mm |
| Seat Pressure | 190# |
| Open Pressure | 465# |
| Retainer Material Options | Titanium or H.T. Steel |
| Shipping Weight | 0.9 kg |
Highlights
- Engineered specifically for high-stress V-Twin applications
- Accommodates up to 16.6 mm (0.655") valve lift
- Designed to outperform and outlast standard factory components
- Unified system design accounts for cam dynamics, mass, and natural frequency
Compatibility
Compatible with the following Harley-Davidson® models:
- Harley-Davidson Evolution (1984–1999)
- Harley-Davidson Sportster 883cc (1986–2003)
- Harley-Davidson XL 1100cc (1986–1987)
- Harley-Davidson Sportster 1200cc (1988–2003)
- Harley-Davidson Twin Cam 88" (1999–2004)
Downloads
Frequently asked questions
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