Looks nice. Who did the powder coating?

The sleeve is aluminum 2024-T3. 6061-T6 would have been ok too. I bored and reamed the piston and then turned the od of the tubing to fit using loctite. I finished of the bore off with a 5/8 reamer.

Holidays are over and time to get back on this project. More disassembly indicated more problems. I started with the brakes since corrosion and brake fluid was evident where it shouldn't be. The early Z1Rs had a cable operated front master cylinder with a 5/8 piston. Rebuild kits are available but n...

I didn't think much about all the different versions of the Z1R when I purchased this one, so after searching for brake rebuilding kits I find that there were several versions. Starting in late 77 with the 1978 Z1R D1 model there were several minor parts variations. Some changes were to improve the ...

After 33 years it's time to give my 78 Z1R a new life. It's not going to be a 10 restoration but will be nicely done up when it's finished. Not much to explain but will try to make it interesting for those who enjoyed the Kawasaki 4's. My first of several was a 72. Probably the last will be this Z1R...