Alex runs Cowboy’s Chopper in Taipei, Taiwan, and he kept the Kawasaki for clients to ride, while he worked on more worthy machines. Then he was invited to exhibit a bike at Taiwan’s massive Ride Free show. So he dusted off the ER-6F, put it on the bench, tore it down, and tried to visualize the final product.
With its clothes off, the ER-6F is a weird mish-mash of design styles. The tubular front frame looks good, but the boxy asymmetrical swingarm and side-mounted shock are a little weird.

Next up, Alex shaped a new fuel tank out of aluminum. It’s an intriguing design: curved to match the Kawasaki’s modern frame, but with knee indents reminiscent of older Brit bikes. A pair of polished side panels adds an extra visual hit, and there’s a hand-made aluminum gas cap up top. Other hand-shaped bits include the front fender and its mounts, and the offset headlight nacelle. It wraps around a vertically mounted rectangular headlight, from the Japanese custom shop 2%er. Lower down is a small LED-powered fog light, mounted to the left fork lower.

The motor was left alone, as were the exhaust headers?but Alex built a new stainless steel box muffler. The embossed lines on it are echoed further back, on a custom-made radiator coolant overflow reservoir, wedged into the swingarm. The radiator guard is custom too, and has the Cowboy’s Chopper laser-cut into it.
Most of the rest of the Kawasaki’s running gear is stock, but nothing’s l...