1976-1980 Suzuki GS550 / GS550E / GS550L Service Manual
Repair guide for all GS550 configurations with carburetor tuning, ignition timing, and transmission specifications. Complete engine overhaul procedures with torque values and adjustment procedures
Suzuki Models Covered & Key Technical Specifications
Models: GS550, GS550E, GS550L, GS550T, GS550Z, GS550M, GS500E, GS500L, GS500T, GS500X, GS500TX, GS500LX, GS500MX
Sub-models / Variants: E, L, T, Z, M, EX, LX, MX, TX, E-01, E-03, E-28
Model Years: 1976–1980
Technical Data:
- Engine type: Four-stroke, air-cooled, DOHC, 4-cylinder
- Engine displacement: 549 cc (33.5 cu. in)
- Bore and stroke: 56.0 mm x 55.8 mm
- Compression ratio: 8.6:1
- Fuel system: MIKUNI VM22SS (four)
- Transmission: 6-speed constant mesh
- Clutch: Wet multi-plate type
- Ignition timing: 17° BTDC below 1,500 r/min; 37° BTDC above 2,500 r/min
- Engine oil capacity: 2.4 liters (2.5/2.1 US/Imp qt)
- Fuel tank capacity: 17 liters (4.5/3.7 US/Imp gal)
- Front fork oil capacity: 165 ml (5.58/5.81 US/Imp oz)
Suzuki Manual Features & Content Preview
1976–1980 Suzuki GS550 OEM Service Manual
- Official Suzuki service publication (P/N 99500-35003-01E) spanning 716 pages for the 1976–1980 GS550, GS550E, and GS550L models, including T, Z, and M series variants with air-cooled DOHC 4-cylinder engines.
- Features 218 technical images, over 35 exploded-view component diagrams, and 12 dedicated torque-specification tables.
- Instant download access directly to your device immediately after purchase.
- Saved securely to your account for easy retrieval in the event of local data loss.
- Fully searchable text allows you to locate specific part numbers and procedures in seconds.
- Optimized for standard US Letter and A4 printing.
Document Structure and Technical Scope
This factory-authorized manual delivers a comprehensive breakdown of the DOHC engine and chassis assemblies. It provides the exact OEM technical data required for daily workshop maintenance and full bench rebuilds. Contents range from general specifications to detailed teardown procedures for engine removal, crankcase disassembly, transmission gear inspection, and carburetor balancing. Additional chapters outline precise factory methods for steering stem maintenance, front fork suspension rebuilds, and rear shock absorber inspection.
Working on vintage motorcycle engines and chassis components requires strict adherence to factory-specified tolerances to ensure safe, reliable operation. This document supplies those exact benchmarks to prevent critical mechanical failures and maintain peak performance.
Engine and Chassis Data Preview
The documentation includes precise clearance and torque values essential for accurate engine work. For example, the tappet clearance table lists valve clearance for intake and exhaust at 0.03–0.08 mm. Cylinder head nut tightening torque is firmly specified at 2.3–2.7 kg-m (16.5–19.5 lb-ft). You will also find critical operational baselines, such as oil pump pressure documented between 0.1 kg/cm² (1.4 psi) and 0.5 kg/cm² (7.1 psi) at 3,000 r/min.
Note: This page serves as a content overview and specification preview for the manual. It does not contain the actual step-by-step repair or diagnostic instructions.
Customer Reviews
Read what our customers say about this Suzuki Motorcycle manual and share your own experience.