Suzuki GS & GSX 400, 450, 550, 750, 850, 1000, 1100 Service Manual (1980-1986)
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Models Covered & Key Technical Specifications
- GSX400 (1980)
- GSX400L (1980)
- GS450 (1980)
- GS450L (1980)
- GS550 (1980)
- GS550L (1980)
- GSX750 (1980)
- GSX750L (1980)
- GS850G (1980)
- GS850GL (1980)
- GS1000 (1980)
- GSX1100 (1980)
- GSX1100L (1980)
Professional Workshop Service Manual & Technical Specifications
Essential Service Data Manual: Suzuki GS & GSX 400cc to 1100cc (1980-1986)
The definitive technical resource for restoring, maintaining, and overhauling your classic Suzuki UJM (Universal Japanese Motorcycle).
This Official Service Data (SD-0001) manual provides an unparalleled depth of critical specifications for the iconic Suzuki GS and GSX models spanning the early 1980s. Unlike a typical repair manual, this document is a concentrated vault of factory-exact technical figures essential for inspection, precision adjustment, and professional-grade overhauls.
Ensure your machine operates to the original factory standards, keeping your classic running strong for years to come.
Comprehensive Model Coverage (400cc to 1100cc)
This single technical reference covers a massive range of Suzuki's most popular 4-stroke models, ensuring you have the precise data for your specific bike (data current as of January 1980):
- 400cc & 450cc Models: GSX400, GSX400L, GS450, GS450L
- 550cc Models: GS550, GS550L
- 750cc Models: GSX750, GSX750L
- 850cc Models: GS850G, GS850GL
- 1000cc & 1100cc Models: GS1000, GSX1100, GSX1100L
Why This Manual is Crucial for Your Workshop
This Service Data booklet is designed for mechanics, restorers, and serious DIY owners who need more than just general repair instructions. It delivers the factory's detailed technical blueprints for peak performance:
Engine & Fuel System Precision
- Detailed Clearances: Exact valve lash (tappet) adjustments, cylinder bore specifications, and piston ring end gap and side clearance.
- Timing: Critical ignition timing and spark plug specifications.
- Carburetor Settings: Idle speed, float height, and pilot screw adjustment data.
Drivetrain & Chassis Specifications
- Gear Ratios: Complete primary, secondary, and final gear ratio charts for accurate transmission work.
- Lubrication: Precise oil capacity requirements and fluid types (including fork oil).
- Braking Systems: Master cylinder and caliper specifications for safe, effective brake maintenance.
- Electrical System: Specifications for the alternator, regulator/rectifier, and battery, ensuring reliable starting and charging.
Save Time and Money: Stop guessing at critical tolerances. Use the factory data to perform accurate inspections, adjustments, and rebuilds the first time, preventing costly damage and ensuring maximum engine longevity.
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