KPMI® valve springs are wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI® valve springs are heat-treated, stress relieved, and shot-peened to ensure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics, stress, mass, and operating rpm.
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Kibblewhite Exhaust Intake Valve Spring Kit 80-81400-553
Valve Spring Kit | SKU #80-81400-553 | MPN #80-81400
$219.15
- New Part
Average shipping time to your home 2-4 days
Contact us for a question. Phone: (304) 699-7572
Availability: IN STOCK
- WI9+
- ID2
- IN1
- TX1
- PA1
Specifications
Condition | New |
SKU# | 80-81400-553 |
MPN# | 80-81400 |
Part | Valve Spring Kit |
Material | Steel, Titanium |
Vehicle Compatibility
This part fits an additional 5 vehicles.Year | Make | Model | Submodel |
---|---|---|---|
Yamaha | YZ250F | YZ250F | |
Yamaha | YZ250FX | YZ250FX |
Description
Features
- 80 Lbs of Seat Pressure / 205 Lbs @ 0.435" Lift (Max)
- Spring kit is designed for compatibility with the OEM integrated Seal/Base (OE# 3610212) where applicable
- Lightweight heat treated Steel Retainer and Beehive Spring reduce reciprocating mass while providing the spring forces required by high performance boosted racing applications.
Additional Information
KPMI® valve springs are wound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI® valve springs are heat-treated, stress relieved, and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics, stress, mass, and operating rpm.
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