here is a sharp looking Fairbanks Morse FMXD1B7S impulse gear drive magneto for a Wisconsin HBKN engine. The gear has 22 teeth. Check your parts book to be sure. It has been completely disassembled and washed. Bearings repacked, magnet charged, and new cap gasket. All components tested to factory specs and replaced as necessary. Has a new old stock factory coil. Has stainless steel stop switch terminal and local stop switch for safety and as required to exhibit at some events. Has been service bench test run and is good and hot as it should be. Payment due in 5 days,will ship to US addresses. If any questions, please ask, thanks for looking!