SEEMS TO BE A GAUGE ISSUE NOT A SENDER BUT COULD BE WRONG.<br />IT INTERMITTENTLY STICKS AT FULL TILT INDICATION, BUT SENDER IS DOWN WITH MOTOR. TAP ON GAUGE FRONT AND IT GOES TO CORRECT POSITION. <br />I JUST WONDER IF AS IT ONLY OCCURS AT IGNITION START (IF IGNITION IN ON POSITION BUT MOTOR NOT RUNNING INDICATION ALWAYS SEEMS TO BE CORRECT)IF IT COULD BE A SPIKE OR INTERFERANCE ISSUE UPSETTING THE GAUGE. HAVE JUST FITTED NEW RECTIFIER TO GET TACHO WORKING AGAIN. ANY HELP APPRECIATED. 