1982-1983 Suzuki GN250 Service Manual

1982–1983 Suzuki GN250 Service Manual Documentation

• Covers 1982–1983 Suzuki GN250 motorcycles, detailing maintenance and technical specifications for the air-cooled, four-stroke 250 cc single-cylinder engine.
• Official Suzuki Motor Co., Ltd. publication P/N 99011-37530, covering technical information for the GN250 series.
• Contains 175 technical illustrations, 12 detailed engine exploded-view diagrams, and 14 comprehensive torque-specification tables for chassis and engine components.
• Delivers as a direct download the moment payment clears.
• Suitable for printing individual sections for shop-floor use.
• Stored against your account so you can retrieve it after a hard-drive loss.
• This 1982–1983 Suzuki GN250 documentation provides the authoritative reference for the TSCC (Twin Swirl Combustion Chamber) engine design and electrical ignition system unique to these models.

Engine and Chassis Maintenance

The 1982–1983 Suzuki GN250 service manual covers the complete maintenance scope for the bike, including periodic tune-up procedures for battery electrolyte levels, valve clearances, and spark plug heat ranges. It details the maintenance of the fuel line, fuel strainer, clutch cable play, and the drive chain cleaning and lubrication intervals. The text documents the inspection of tire tread depth and spoke tightness, alongside systematic procedures for steering bearing adjustment and front fork oil inspection.

Technical Data and Servicing

This manual provides specific technical data for engine overhauls, including compression pressure standards, valve seat servicing with 15° and 45° cutters, and crankshaft runout limits. The data sections document the 1250 ± 50 r/min idle speed, torque values for cylinder head nuts, and oil capacity requirements for filter changes. Cylinder head bolt torque values are documented in a multi-stage sequence, with final specifications listed at 35–40 N-m. Magneto pick-up coil signal waveforms are defined for the electronic advance ignition system. The 1982–1983 Suzuki GN250 manual includes how factory workshop documentation is structured to aid in the professional maintenance of these motorcycles. Reference only — always consult a certified technician before performing service on this equipment. An official 100-page Suzuki OEM workshop manual covering the 1982–1983 Suzuki GN250, documenting engine, chassis, electrical, and fuel-injection specifications for the TSCC-series build.

Document Reference: 99011-37530