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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Models Covered & Key Technical Specifications
Suzuki GT 380 (99000-31010) Manual: 1972-1978 Technical Specification Collection | Series Section. System Production Rate: 371 cc displacement provides the core engine capacity. Maximum Physical Specs: The overall length is 2,105 mm establishing the external dimensions. Measured Output Quality: 171 kg dry weight defines the baseline operational load. Critical Fill Levels: Fuel tank capacity supports 15.0 ltr for extended operation. Universal Assembly Gap: Maximum torque reaches 3.93 kg-m defining the rotational force. Technical Print Rate: Ignition timing requires 3.0 mm B.T.D.C. for optimal combustion.
Manual Description & Preview
Suzuki GT 380 Service Manual: 1972-1978 Technical-Guide
Calibration-Scope: 1972-1978 GT 380 / Operational-Framework: Bike / Motorcycle Logic // Calibration-Scope: Complete Service Documentation.
Technical Specs Table
| Specification | System-Path | Calibration-Spec |
|---|---|---|
| Engine Type | 2-Cycle, Ram Air Cooling | Piston Valve |
| Displacement | 371 cc (22.6 cu-in) | N/A |
| Horsepower | 38 hp @ 7,500 rpm | N/A |
| Torque | 3.93 kg-m @ 6,000 rpm | N/A |
| Fuel Capacity | 15.0 L (4.0/3.3 gal) | Reserve: 4.6 L (1.2/1.0 gal) |
| Transmission | 6-Speed Constant Mesh | Wet Multi-Disc |
| Front Suspension | Telescopic Fork | Hydraulic Damper |
| Rear Suspension | Swinging Arm | Hydraulic Damper |
| Front Brake | Mechanical, 2 Leading Shoes | N/A |
| Rear Brake | Mechanical, Leading Trailing Shoes | N/A |
TOC Summary Block
Diagnostic procedures address engine troubleshooting, carburetor adjustments, electrical system checks, and chassis maintenance. Key sections include:
- Engine Removal and Disassembly
- Carburetor Adjustment and Overhaul
- Ignition System and Alternator Service
- Front Fork and Brake System Maintenance
- Tightening Torque Specifications
Introduction
Quality checks are addressed for maintaining peak motorcycle performance. This manual details the specifications, procedures, and diagrams necessary for the comprehensive servicing of the 1972-1978 Suzuki GT 380. Careful attention has been paid to include all relevant technical data.
Engine and Drivetrain
The engine section documents procedures for engine removal, cylinder head service, piston and ring inspection, oil pump operation, and crankshaft maintenance. It covers the transmission, clutch, and kick starter mechanisms in detail. The manual includes exploded views and part numbers for each component, ensuring accurate assembly.
Fuel and Electrical Systems
The carburetor system is thoroughly explained, including specifications, adjustment procedures, and float level checks. The ignition system, alternator, and charging circuit are detailed with troubleshooting guides and testing procedures. Wiring diagrams are provided for easy reference.
Chassis and Bodywork
This section covers the front fork, brakes, drive chain, and rear wheel removal. It outlines inspection and adjustment procedures for the steering system and suspension components. Important functional parts for safety driving are also listed with corresponding checks.
Torque specifications for various components are provided in a dedicated section to ensure proper assembly and axial load stability.
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