500cc. This Vincent Comet (Series C) recently formed part of a deceased estate, and is being sold as a non-running, unfinished project. It is believed to date from 1950 or 1951, but there are no details on the DVLA database. The bike has no accompanying paperwork and there is no key. The odometer is showing 3628 miles. Matching crank case numbers, lower frame number RC/1/7031 and engine number F5AB/2A/5131. Not specified