Fitment - Replacement for Honda Sportrax 400 TRX400EX 400X 1999-2014. Replaces Part Number - 14000-HN1-A70, 14000-HN1-000. Specification - Intake: 9mm. Lift / 245 Duration, Outlet: 8.9mm. Lift / 248 Duration. Installation - Direct replacement for a proper fit and easy installation, quality materials used. Advantage - Good product fit right and serious increase in power, really lets the motor turn up higher and breath better.
