Valve Set With Springs and Clips - CF250 CH250 CN250 Engines - Version 9 Photograph 62 in) studs at rear

62 in) studs at rear of seat

Small hole underneath left side

8 in) center-to-center apart

Known to fit Jianshe JS400 Mountain Lion

89 in) center to center (side by side)

Valve Set With Springs and Clips - CF250 CH250 CN250 Engines - Version 9 Photograph 62 in) studs at rearEngine Valve Set With Springs and Clips for CF250 CH250 and CN250 Engines Version 9 This valve set fits the 250cc water cooled CF250, CH250 and CN250 Chinese engines. These engines are used in scooters and go karts. They are known to fit several brands and models. Please use our detail pictures and specs to make sure these are the correct valves for your engine. Valve set details: Diameter of both valve stems: 5mm (0. 197 in) Intake valve length: 77.