Jims Manual Compression Release Valve YCRF_e-bikes Automatic Standby Mode

Automatic Standby Mode

D ZVM-X Series utilizes our patented X-Ring seal and has greater strength than the VX Series and is designed for heavyweight motorcycles with tremendous torque and horsepower

Iridescent reflective panels

Non-X MR models come with preinstalled UHMW bushings

Equipped with a neoprene lining that adjusts perfectly around your coat or mitt and keeps in the warmth of your heated grips

Jims Manual Compression Release Valve YCRF_e-bikes Automatic Standby ModeFEATURES Give your starter a hand by installing these in your high compression, big inch motor Simple drill and tap (10mm x 1mm) each cylinder head and thread in the self sealing release valves (thread tap sold seperately) Sold in pairs Made in the USA