DONE A COILPACK CONVERSION ON 3DR COSWORTH.RUNNING SWEET AS A NUT BUT AFTER LOADS OF TROUBLE WITH MY CLOCKS BEING MODIFIED AN GIVING ME PROBLEMS I HAVE JUST GOT ANOTHER SET OF CLOCKS WHICH WORK FINE BUT THE REV COUNTER IS READING HALF OF ENGINE REVS.
ANYONE KNOW HOW TO FIX THIS.CHEERS MARK