Ban Jing 1200 RPM Torque Spring for GY6

Ban Jing Performance 1200 RPM Torque Spring for 150cc and 125cc GY6 4-stroke engine based vehicles.Designed to provide varying pressure to the sliding clutch plate for different acceleration purposes and tuning. This 1200 RPM spring is a step in between common 1000 RPM and 1500 RPM torque springs to allow more precise tuning for your particular performance set up.Please see our Warranty & Returns Policy. 1200 R.P.M.Inner Diameter: 49.5mmHeight: 105mmMade in Taiwan!