This step-by-step guide to buying a secondhand Royal Enfield Bullet includes everything a buyer needs to know: assessment of engine, transmission, frame, paintwork and chrome, tinwork, wheels and tyres, brakes, electrics, and even an explanation of engine and frame numbers. Included is a run down of the various Bullet models, and an assessment of which of these offers the best investment potential, including the rare diesel and Fritz Egli versions. Plus, there's detailed advice on auctions, paperwork, problems due to lack of use, and useful contacts. Royal Enfield Bullet is a cult bike, the longest-produced motorcycle of all, with a huge following.