Honda GB500 TT Cafe Racer – BikeBound The Honda GB500 TT ("Tourist Trophy") was inspired by the Isle of Man TT racers of the 1960s, bikes like the Manx Norton and BSA Gold Star. Then, as now, TT riders braved the 37-mile Snaefell Mountain Course, blasting through tiny villages and between stone walls at unbelievable speed. Like those Honda GB400: Motorcycle Parts | eBay Honda GB500 Clubman all. Honda GB400 TT 1989-1985. Other year and suffix like R, SR, etc. might make sense. Feel free to ask! Honda GB500 TT 1989-1986.