Pro-X 28.SES3408-1 Steel Exhaust Valve and Spring Kit protection 2006-2009 Honda CRF250R

2006-2009 Honda CRF250R

Compression Ratio (x:y): 9

1988-1989 Honda NX650

2004-2005 Suzuki RM-Z250

The internal Amber colored drop-down sun-visor allows you to adjust to changing lighting conditions throughout the day

Pro-X 28.SES3408-1 Steel Exhaust Valve and Spring Kit protection 2006-2009 Honda CRF250RMaterial: Steel Replaces the OEM valves & valve springs. Steel, nitrided valves for increased durability and less wear under extreme conditions. Stronger valve springs deal with the extra weight of the steel valves. Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm. Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM