1972-1978 Suzuki GT 380 Service Manual
Shop manual for the Suzuki GT 380 motorcycle covering engine, carburetor, body, and electrical systems. Includes detailed diagrams and troubleshooting tips. Ref: 99000-31010.
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Sample pages from the 1972-1978 Suzuki GT 380 Service Manual manual
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Suzuki Models Covered & Key Technical Specifications
Models: Suzuki GT 380
Trade Names: GT380, Suzuki CCI
Build Years: 1972–1978
Technical Data:
- Engine displacement: 371 cc
- Engine configuration: 2-cycle, 3-cylinder, air-cooled, piston-valve engine
- Maximum horsepower: 38 hp @ 7,500 rpm
- Transmission: 6-speed, constant mesh, wet multi-disc clutch
- Ignition timing: 3.0 mm B.T.D.C.
- Fuel tank capacity: 15.0 liters (4.0 US gal)
- Dry weight: 171 kg (377 lbs)
- Electrical system: 12V 7AH battery, 15A fuse, alternator generator
Suzuki Manual Features & Content Preview
1972–1978 Suzuki GT 380 Service Manual Coverage
- Covers the 1972–1978 Suzuki GT 380, featuring the 371 cc air-cooled three-cylinder two-stroke engine and 6-speed transmission configuration
- Original OEM publication, part number 99000-31010, produced for export service departments
- Contains 26 exploded-view diagrams, complete electrical wiring schematics, and extensive torque specification tables
- Delivered as a direct download the moment payment clears
- Permanent availability in your purchase account — no re-buy required
- Laid out for standard letter and A4 printing
- Indexed PDF search covers every chapter and appendix
- This 1972–1978 edition remains the primary reference source for mechanical maintenance, tuning, and lubrication procedures for the GT380 air-cooled triple
Document Structure and Technical Overview
This 1972–1978 Suzuki GT 380 workshop manual organizes maintenance data into thematic chapters. The opening sections detail engine removal and major disassembly, followed by technical descriptions of the Suzuki CCI lubrication system and the RAM AIR cooling system. Subsequent chapters focus on carburetor overhauling, synchronizing, and fuel level adjustment for the VM24SC carburetors. Further sections explore the internal transmission mechanisms, kick-starter assembly, and electrical components including alternator testing, ignition system timing, and wiring layouts.
Engine and Chassis Specifications
Performance parameters are cataloged throughout the text, providing baseline values for maintenance and inspection. Cylinder head bolt torque values are documented in a multi-stage sequence, with final-stage specifications of 350 kg-cm. The 1972–1978 Suzuki GT 380 spark plug gap is adjusted to 0.35 mm as specified in the electrical section. Primary crankshaft oil seals and bearing clearances are included in the engine assembly data. Understanding factory workshop documentation is structured for this classic motorcycle allows technicians to perform accurate service work using the correct diagnostic tools. The fuel system maintenance guide for this unit highlights specific carburetor jetting and synchronization procedures for optimal operation. This official Suzuki OEM service manual provides mechanical, electrical, and structural specifications for the 1972–1978 Suzuki GT 380, serving as the definitive technical reference for the air-cooled three-cylinder motorcycle series.
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