Top 5 Kawasaki Z1 and Z1000 customs

In the early 1970s, two Japanese superbikes ruled the roost: the Honda CB750 and the Kawasaki Z1. The Z1 was originally going to be a 750, but when Kawasaki got wind of the CB750 in the late 60s, they decided to up the ante by increasing capacity to 903cc. It was a wise move. On its launch in 1972, the Z1 wowed journalists with its 82 bhp output and 130 mph top speed. It was smooth and stylish as well as powerful, and buyers loved it. Upgrades ensued: In 1976 the Z1 was replaced by the Z900, and a year...