Complete coverage for your Kawasaki ZR550 & 750 Zephyr Fours for 1990 thru 1993: --Routine Maintenance and servicing--Tune-up procedures--Engine, clutch and transmission repair--Cooling system--Fuel and exhaust--Ignition and electrical systems--Brakes, wheels and tires--Steering, suspension and final drive--Frame and bodywork--Wiring diagrams--Reference SectionWith a Haynes manual, you can do it yourselfa? from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of the motorcycle. We learn the best ways to do a job and that makes it quicker, easier and cheaper for you. Our books have clear instructions and hundreds of photographs that show each step. Whether youre a beginner or a pro, you can save big with Haynes!--Step-by-step procedures--Easy-to-follow photos--Complete troubleshooting section--Valuable short cuts--Model history and pre-ride checks in color--Color spark plug diagnosis and wiring diagrams--Tools & workshop tips section in color"