Distributor 45D4 w/Pertronix Unit Pos Ground

This is a new distributor with a Pertronix electronic ignition system Positive Ground installed. For all years of MGB and Spitfire 75-80 and MG Midget. Never mess around with points again, give your car a trouble free ignition system. This unit can be used on Earlier MGB's and Midgets.

**Must use 3 ohm primary resistance coil**