1979-1985 Kawasaki KZ400, KZ500, KZ550 Motorcycle Service Manual

1979–1981 Kawasaki KZ400, KZ500, KZ550 Motorcycle Service Manual

• Covers the 1979–1981 Kawasaki KZ400, KZ500, and KZ550 motorcycle range, specifically detailing the KZ500-B1 configuration
• Official Kawasaki publication, revised edition February 17, 1981
• Contains 100 pages of technical specifications, maintenance schedules, and component assembly diagrams
• Accessible from your device as soon as the order is placed
• OCR text layer lets you jump to a torque spec by keyword
• Laid out for standard letter and A4 printing
• This official edition documents the foundational mechanical specifications and factory assembly data essential for the B1-series build

Engine and Chassis Maintenance

This official 1979–1981 Kawasaki KZ400, KZ500, KZ550 workshop manual documents the foundational mechanical and electrical service specifications for the B1-series motorcycles. The manual provides a detailed technical summary of the engine and chassis systems, focusing on the 497 cc DOHC 4-cylinder powerplant and its associated 6-speed constant mesh transmission. Users find extensive information regarding valve clearance adjustment, ignition timing synchronization using contact breakers, and carburetor maintenance, including the fast idle mechanism and vacuum synchronization procedures required for optimal performance.

Technical Depth and Specification Preview

The what an OEM service publication covers includes detailed torque values for critical assembly points, such as the 13.5 kg-m (98 ft-lbs) specified for the clutch hub nut and the 7.0 kg-m (51 ft-lbs) requirement for the alternator rotor bolt. Engine oil capacity is documented at 3.0 liters when the filter is replaced. Cylinder head bolt torque values are specified in a multi-stage sequence, with final tightening to 2.3 kg-m (16.5 ft-lbs). Maintenance schedules outline periodic inspection intervals for critical systems, including ignition timing, valve clearance, and lubrication of the swing arm and steering head bearings. Valve clearance for the intake is listed at 0.10–0.20 mm in the engine specification table. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. This official Kawasaki publication provides a complete technical reference for the 1979–1981 Kawasaki KZ400, KZ500, and KZ550, documenting engine, chassis, and electrical specifications for the B1-series build.