Drag Custom 4GEAR SCDRL - Viper Scale Racing

drag slotReplacement 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 transistorWhat;s up with drag racing slots? I don't see a specific area here for the drag racing crowd. I've seen some videos and man those things are bullets. I'm curious as to what