Kibblewhite Dual Valve Spring Kit.
Fits:
-99-14 Honda TRX400EX / X
-96-04 Honda XR400 RFVC
Valve Spring Kit is a dual spring kit. This kit allows use of performance camshafts and oversize stainless valves. Kit allows max Valve Lift of .465". Camshafts that have more than .350" of Valve Lift require Kibblewhite Shortened Valve Guides (Part #:115-007-111-303120).
Kit includes Kibblewhite Intake and Exhaust Dual Valve Springs and Titanium Valve Spring Retainers.