Originally Posted by Captdan
I should also mention that this rough running consist of backfires, spitting and rough running. Almost like the timing is out of calibration. The search for the problem continues.
So, tell us, have you checked the timing with a timing light?
Have you adjusted the valves yet? Most new owners of Airheads do not get the part about valves and tuning the machine. Once you have been at this for awhile it will make more sense. Right now you need to learn how to adjust the valves. Directions are in all the manuals. You do have a manual?