Liked it? Share it!

Kawasaki Z650/KZ650 Specs, Manuals, & Info

Less than 10% of people actually do this. The ones that do save big. What are you waiting for?


Taking care of a task for your license or motorcycle? Be prepared to satisfy any motorcycle insurance requirements.

Please enter your ZIP to get your insurance quote.

If you’ve got a KZ650 that you’re working on, you’ve come to the right place.

Whether you’re doing a full rebuild or restoration motorcycle project or you just need to complete some routine maintenance, we’ve got all the information and links to what you need to do the job right.

On this page you’ll find:

  • Links to the motorcycle service manual for your KZ650.
  • Where you can find used KZ650s for sale to start a new motorcycle project or get a parts bike.
  • Specs, details, and information about the history of the KZ650. may earn an affiliate commission when you make a purchase through the links on this page.

KZ650 Specs & Details

The KZ650 was a mid-sized motorcycle produced by Kawasaki from 1976 to 1983.

It featured an air cooled inline 4 DOHC engine with 2 valves per cylinder.

It was designed to be a lighter, smaller version of the Z900 to compete against the Honda CB650.

Later model years introduced a CDI ignition to replace the points as well as CV carbs.

Specs for the Kawasaki KZ650 include:

  • Top Speed: 120 mph
  • Engine Displacement: 652 cc
  • Cylinders/Engine Type: DOHC Inline 4 cylinder
  • Compression Ratio: 9.5:1
  • Transmission: 5 speed
  • Wet Weight: 485 lbs

KZ650/Z650 Years & Variations

Model years and variations for the KZ650 include:

  • 1977-79 KZ650B1, KZ650B2, KZ650B3
  • 1977-80 KZ650C1, KZ650C2, KZ650C3, KZ650C4
  • 1978-81 KZ650D1, KZ650D2, KZ650D3, KZ650D4
  • 1980 KZ650E1
  • 1980-83 KZ650F1, KZ650F2, KZ650F3, KZ650F4
  • 1981-83 KZ650H1

Find a KZ650 for Sale Near You

If you’re looking for a KZ650 of your own or need a donor parts bike for your current motorcycle project, you can use the used bike search tool to find what you’re looking for.

Click your state below to find used KZ650s near you.

These motorcycle search engines search Craigslist listing for the entire state so you don’t have to individually search each specific region.

Once you’ve got the bike up and running, be sure to check back to our motorcycle registration and title guides if you need help getting plates (Especially if you’ve bought the KZ650 without a title).

Leave a Reply

Your email address will not be published. Required fields are marked *