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KIBBLEWHITE Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 80-80950
KIBBLEWHITE Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 80-80950
KIBBLEWHITE Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 80-80950
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KIBBLEWHITE

KIBBLEWHITE Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 80-80950

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SKU: 09262739
Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 Stainless steel conversion kit includes only what's needed to convert your head…

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$303.95
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KIBBLEWHITE Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 80-80950

$303.95
Product Details  
Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09 Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extends the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts, Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases, Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software, Specifically designed and engineered for each application, Made in the USA
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