drag slotWe circuit race at our club, but myself and another member are seriously interested in building a drag strip for extra pleasure. We will probably build it out of MDFReplacement power transistor for drag modules and controllers. New 3 transistor desn has 50% more power handling capacity then our old desn. Instructions included. $22.50. DD839: Drag Power Transistor. Repair kit for the 4 transistor