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VALVE SPRING SET KX450F 06-08, KIBBLEWHITE 40-40300 RACING, LIGHTWEIGHT RACING
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VALVE SPRING SET KX450F 06-08, KIBBLEWHITE 40-40300 RACING, LIGHTWEIGHT RACING

VALVE SPRING SET KX450F 06-08, KIBBLEWHITE 40-40300 RACING, LIGHTWEIGHT RACING

$85.05

Original: $243.00

-65%
VALVE SPRING SET KX450F 06-08, KIBBLEWHITE 40-40300 RACING, LIGHTWEIGHT RACING—

$243.00

$85.05

The Story

This titanium racing spring kit is designed for Kawasaki KX450F models from 2006 to 2008, supporting valve lifts up to 0.415". The kit includes chrome silicon valve springs, titanium retainers, and high-tensile steel lower collars, engineered to withstand the demands of high-revving four-stroke engines while maintaining consistent performance and durability.



Features





  • Chrome silicon racing valve springs




  • Titanium retainers to reduce valvetrain weight




  • High-tensile steel lower collars




  • Designed for up to 0.415" valve lift




  • Suitable for intake and exhaust valve applications





Specifications





  • 0.415" valve lift capacity




  • 50 lb seat pressure




  • 155 lb @ 0.415" lift





Cross-Reference OEM Part Numbers





  • Part No. 65-717




  • Kibblewhite #40-40300





Vehicle Fitments





  • Kawasaki KX450F 2006–2008



Description

This titanium racing spring kit is designed for Kawasaki KX450F models from 2006 to 2008, supporting valve lifts up to 0.415". The kit includes chrome silicon valve springs, titanium retainers, and high-tensile steel lower collars, engineered to withstand the demands of high-revving four-stroke engines while maintaining consistent performance and durability.



Features





  • Chrome silicon racing valve springs




  • Titanium retainers to reduce valvetrain weight




  • High-tensile steel lower collars




  • Designed for up to 0.415" valve lift




  • Suitable for intake and exhaust valve applications





Specifications





  • 0.415" valve lift capacity




  • 50 lb seat pressure




  • 155 lb @ 0.415" lift





Cross-Reference OEM Part Numbers





  • Part No. 65-717




  • Kibblewhite #40-40300





Vehicle Fitments





  • Kawasaki KX450F 2006–2008