1985-1990 Suzuki GSX250FWS Service Manual

1985–1990 Suzuki GS250FWS Technical Manual

• Covers 1985–1990 Suzuki GS250FWS motorcycles featuring the DOHC four-cylinder liquid-cooled engine and full-floater rear suspension system
• Official Suzuki publication 99500-32040-01E, first edition 1990
• Includes 100 pages of exploded-view assembly diagrams, electrical system schematics, maintenance intervals, and engine service specifications
• Delivered as a direct download the moment payment clears
• Indexed PDF search covers every chapter and appendix
• Detailed torque values are documented for engine, chassis, and suspension components to assist professional-grade shop maintenance
• This official 1990 first edition remains the primary reference used for factory-spec maintenance and assembly of the 1985–1990 Suzuki GS250FWS build

Document Structure and Technical Overview

This factory service publication provides technical documentation for the 1985–1990 Suzuki GS250FWS, covering engine, chassis, and electrical systems. The content is organized by functional group, detailing specifications for the liquid-cooled DOHC four-stroke motor, transmission, ignition, and fuel systems. It contains extensive exploded-view illustrations for the cylinder head, crankcase, oil pump, and carburetor assemblies, alongside specific maintenance charts and periodic inspection requirements for global markets.

Engine and Chassis Specifications

Performance data includes valve clearance specs, compression pressure limits, and torque settings for critical fasteners. The manual provides reference values for charging voltage and ignition timing for the transistorized system. The coolant capacity is listed at 1400 ml, while engine oil capacity for a filter change is 2400 ml. An official workshop manual covering the 1985–1990 Suzuki GS250FWS, documenting engine, chassis, electrical, and fuel-injection specifications for the 99500-32040-01E factory build.