THE PILOT STATED THAT, DURING TAKEOFF IN A PIPER PA-22 WHICH HAD BEEN CONVERTED TO TAILWHEEL CONFIGURATION, HE WAS HOLDING THE YOKE ALL THE WAY BACK WHILE ADDING POWER. AS THE AIRPLANE'S SPEED INCREASED, THE PILOT MOVED THE YOKE FORWARD TO RAISE THE TAIL. BEFORE THE TAIL ROSE, THE AIRPLANE GROUND LOOPED TO THE LEFT ON THE RUNWAY, CAUSING SUBSTANTIAL DAMAGE. THE PILOT TOLD AN FAA INSPECTOR THAT HE HAD APPLIED FULL RUDDER IN AN ATTEMPT TO PREVENT THE GROUND LOOP.