1978-1983 Suzuki GS850G Service Manual

Suzuki GS850G 1978–1983 Technical Documentation

• Covers the 1978–1983 Suzuki GS850G motorcycle, including the GS850GT, GS850GLT, GS850GX/GLX, GS850GZ/GLZ, and GS850GD/GLD variants
• Original OEM publication P/N 99500-38002-03E, printed June 1983
• Contains 47 exploded-view diagrams, 12 electrical schematics, and 3 comprehensive torque tables for the engine and chassis
• Delivered as a direct download the moment payment clears
• File resolution preserves exploded-view detail for shop-floor printing
• OCR text layer lets you jump to a torque spec by keyword
• This 1983 edition provides the factory-authorized specifications used for all GS850G variants throughout their production lifecycle

What the Manual Documents:

This Suzuki GS850G 1978–1983 service manual provides a systematic walkthrough of the motorcycle's mechanical architecture, starting with general identification, break-in parameters, and standard service intervals. It includes dedicated sections for engine teardown, top-end inspection, lower-end maintenance, and the maintenance-free shaft drive system. The documentation covers the fuel and carburetor systems, chassis geometry, and electrical system diagnosis, alongside procedures for setting up and aligning the transmission components.

Additional content includes detailed maintenance schedules for periodic inspection, along with specialized chapters on emission controls and general troubleshooting. The manual details standard settings for the air-cooled DOHC engine, alongside instructions for secondary and final bevel gear assemblies. how factory workshop documentation is structured for these models is clearly organized through the grouped technical chapters.

Specification Highlights:

Engine data includes a displacement of 843 cc and a compression ratio of 8.8:1, with valve clearance specified at 0.03–0.08 mm (0.001–0.003 in) for both intake and exhaust. Valve clearance for the intake is listed at 0.11–0.20 mm in the cylinder head specification table. Cylinder head bolt torque values are documented in a multi-stage sequence, with final-stage angles of 130°–140° specified in the engine assembly data. The secondary bevel gear backlash is specified at 0.08–0.13 mm (0.003–0.005 in).

Engine oil capacity for the GS850G is documented at 3.6 L for a filter change. Ignition timing is specified at 17° B.T.D.C. below 1,500 r/min and 37° B.T.D.C. above 2,500 r/min. Brake system fluid requires DOT 3 or DOT 4 classification. The manual contains complete torque tables for the engine mounting bolts, crankshaft components, and chassis fasteners, ensuring precise assembly parameters are met.

Reference only — always consult a certified technician before performing service on this equipment.

An official 100-page Suzuki OEM workshop manual covering the 1978–1983 Suzuki GS850G, documenting engine, chassis, electrical, and fuel-injection specifications for the G-series build.