i hope your riding on set up snow, with a 136 on that sled, you aint getting far. main jets-145,jet needle 2, air screw 7/8. orange/pink/orange primary spring,red secondary spring @ 70. 18/39 gearing. 8CA weights with 10.3 mm in outer and inner. remove inner if you cant pull 7700 rpms. bring help to dig you out.