If you want to put in context just how long James Young has been building this Harris Magnum 4 turbo, consider this: he bought it when John Major was still Prime Minister.

Rob Bean is a fighter jet engineer – just the sort of bloke you’d expect to build a bonkers turbo-charged special with 278bhp

Andy Harriman has had years of previous experience with big GSX Suzukis. He just cannot stay away from them. With good reason.