1989 -1992 KAWASAKI KR-1S

Engine 249cc, liquid-cooled, two-stroke parallel-twin Power 55bhp Torque 29 lb.ft Top speed 139mph Rake/trail 24˚/90mm Wheelbase 1365mm Dry weight 131kg Seat height 755mm Tank size 16 litres Economy 35mpg

Bike verdict Fragile and bothersome? Undoubtedly. But the KR-1S makes for a great project, whether you want something to tinker with or a full-blown rebuild. Or just buy a minter and giggle on every single ride.

Bike rating 8/10