KPMI Valve Spring Kit - Kibblewhite HD .600 Lift Twin CAM 88" — Harley-Davidson (1984-2004)
KPMI Kibblewhite valve spring kit for Twin Cam 88 engines with .600 in lift, wound from premium Kobe Super-Clean Chrome Silicon wire and heat-treated for maximum performance and durability. Engineered using advanced spring simulation software to match cam harmonics, stress, and operating RPM.
Features
- Kobe Super-Clean Chrome Silicon wire construction
- Heat-treated and stress-relieved
- Shot peened for fatigue resistance
- Designed for .600 in lift Twin Cam 88 applications
Specifications
- Brand: KPMI
- Manufacturer Part #: 20-20132
- Length: 4.95 in
- Width: 7.85 in
- Height: 2.55 in
- Weight: 1.52 lbs
Fitment
Fits Harley-Davidson Twin Cam 88 engines with .600 in valve lift.
Frequently Asked Questions
Will these springs work with my stock Twin Cam 88 cam?
No — these springs are engineered for .600 in lift applications. Stock cam users need different spring rates.
Do I need to replace both intake and exhaust springs?
Check your engine — this kit covers the specific application noted. Verify all spring locations with your cam supplier.
What's included in the kit?
Complete valve spring set for the Twin Cam 88 .600 lift application, ready to install.
| BRAND | KPMI |
| TYPE | Engine |
| SKU | 191-27003S |
| WEIGHT | 1.52 lb |