VALVE SPRING SET CRF250R 10-15, KIBBLEWHITE 30-31450 RACING, LIGHTWEIGHT HIGH-LIFT RACING
VALVE SPRING SET CRF250R 10-15, KIBBLEWHITE 30-31450 RACING, LIGHTWEIGHT HIGH-LIFT RACING
This high-lift racing spring kit is designed for Honda CRF250R models from 2010 to 2015, supporting valve lifts up to 0.385". It includes chrome silicon valve springs, titanium retainers, high-tensile steel lower collars, and valve seals. Engineered for durability and consistent performance, the kit is suitable for both intake and exhaust applications in high-revving four-stroke engines.
Features
-
Chrome silicon high-lift racing valve springs
-
Titanium retainers to reduce valvetrain mass
-
High-tensile steel lower collars
-
Includes valve seals
-
Designed for use with up to 0.385" valve lift
-
Compatible with both intake and exhaust valves
Specifications
-
Intake: 0.385" valve lift, 50 lb seat pressure, 154 lb @ 0.363" lift
-
Exhaust: 0.385" valve lift, 50 lb seat pressure, 154 lb @ 0.363" lift
Cross-Reference OEM Part Numbers
-
Part No. 65-714
-
Kibblewhite #30-31450
Vehicle Fitments
-
Honda CRF250R 2010–2015