MALLORY SMALL BLOCK CHEVY SUPER MAG 1 WITH TRANSFORMER COIL. THIS IS A USED MAG THAT HASNT RUN IN OVER THIRTY YEARS IT SHOULD BE REDONE SINCE IT WAS SITTING FOR A LONG TIME BUT THE MAGNETS ARE STILL STRONG HAVE RESISTANCE WHEN SPINNING MAG BY HAND MOST PEOPLE WHO WOULD BUY THIS ITEM ARE MOST LIKELY RESTORING A PERIOD CORRECT RACE CAR WHAT I MEAN BY THIS IS A GASSER CAR FROM THE LATE 60 S TO THE EARLY 70S