Kawasaki engine manuals

Owner's manuals:
- FD671D / FD711D / FD750D
- FD731V (Nov 2008)
- FD731V (Dec 2010)
- FD750D
- FD750D / FD791D
- FD851D
- FE250 / FE290 / FE350
- FH381V / FH430V (Dec 2001)
- FH381V / FH430V (Sept 2003)
- FH601D / FH641D / FH680D / FH721D
- FJ180V
- FJ180V KAI
- FR541V / FR600V (Oct 2010)
- FR541V / FR600V (Sept 2016)
- FR651V / FR691V / FR730V (Nov 2008)
- FR651V / FR691V / FR730V (Dec 2010)
- FS481V / FS541V / FS600V
- FS651V / FS691V / FS730V
- FX801V / FX751V (Nov 2010)
- FX850V
- FX850V / FX801V / FX751V (Sept 2007)

Service manuals / workshop manuals:
- FC150V
- FD440V / FD501V / FD590V / FD611V
- FD620D / FD661D
- FD671D / FD711D / FD750D / FD791D
- FD680V / FD731V
- FE120 / FE170 / FE250 / FE290 / FE350 / FE400
- FH451V / FH500V / FH531V / FH541V / FH580V / FH601V / FH641V / FH661V / FH680V / FH721V
- FH451V / FH500V / FH531V / FH601V / FH641V / FH680V / FH721V
- FR651V / FR691V / FR730V / FS651V / FS691V / FS730V / FX651V / FX691V / FX730V
- FS481V / FS541V / FS600V

Parts manuals:
- FA210D
- FA210D-246X / FA210D-CS54 / FA210D-DS54
- FC150V
- FC180V
- FJ180V

Service bulletins:
- ENG 11-03
- ENG 12-02

Other documentation:
- Kawasaki engine quick reference chart

The Kawasaki website has a lot of information about their engines, including specs and online parts manuals, but it doesn't have owner's manuals or service manuals.  The list above will be updated as often as possible.