Serial # 257193 on bottom unit and internal rotor. Coil has GU stamped on bracket/mount. Also have an aluminum plate/flange? that has 6 adjustment or timing slots around the outside and a raised section in the middle with 3 mounting screw holes. It has Motoplat cast on it. It came with ignition but not sure of function. 1 L/S ignition cover and a box of small misc parts for '74-'75 Penton/KTM. $250. (805)658-0899 Ventura Ca.
Dave, I bought your Red '74 Penton 250 about a year ago (runs great!) and have since picked up a '73 Penton 250 and was wondering what exactly you have in the spare parts box marked Penton 250. My tollfree number at work is 888-260-7272 ext. 4012 M-F/9-4 Pacific time....ask for Dino