New True Spark Electronic Ignition Distributor. Fits MGA MGB MG Midgets and Austin Healey Sprites. Based on the 25D4 Distributor with state of the art electronic ignition system factory installed. Electronic ignition system is high quality and Made in Japan. Negative Ground ONLY. These have the adjustment knob on the side as original for fast minor adjustment of the timing. These can used side entry caps. Please ask if you need a side entry cap which can be included for the same price. Get the Sport Coil Free With the Purchase of the Distributor and FREE SHIPPING!. We have sold over 2000 of these distributors !