Like D9 says, ROB has it nailed, I'm thinking it's a BSA B40 or similar shell. The Communist BMW clone buckets are longer which wouldn't look right on your 'cycle, but they do have room for a speedo and a tach.
2002 T100 Anniversary. Lucifer Orange no more, "Scrambled"
Brakes and suspension, various Scrambler parts, speedo/tach in headlamp .