Kibblewhite Precision 30-31250 Valve Spring Kit

Type: Intake / Exhaust.
Retainer Material: Titanium.
Intake Valve Lift: 0.440in.
Intake Installed Height: 1.215in.
Intake Seat Pressure: 40#.
Intake Open Pressure: 147#.
Intake @ Lift: 0.440in.
Exhaust Valve Lift: 0.440in.
Exhaust Installed Height: 1.365in.
Exhaust Seat Pressure: 71#.
Exhaust Open Pressure: 203#.
Exhaust @ Lift: 0.440in.
Note: The Exhaust springs for this kit include a progressively wound Inner Spring, which should be installed with the tightly wound end seated on the H.T. Steel Basewashers..

Designed for maximum performance features interference wound double chrome silicone springs. All spring kits should be used together. Available in complete set for one engine.

Vehicle Fitment:

2009-2012 Honda CRF450R