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1968-1976 Yamaha 80-175 Piston-Port
- 1968 Yamaha YG5T 80
- 1969 Yamaha AT1 125
- 1970 Yamaha AT1B 125
- 1971 Yamaha AT1C 125
- 1972 Yamaha AT2 125
- 1973 Yamaha AT3 125
- 1974 Yamaha DT175
- 1975 Yamaha DT175
- 1976 Yamaha DT175
1968-1976 Yamaha 80cc-175cc Piston-Port service, repair manual
Models covered in this manual:
File specifications
File type: PDF
Language: English (some of our manuals are multi-language)
Printable: Yes
Estimated download time: 0.5 Minutes
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Product Information
Table of Contents
Chapter One: General Information
- Manual organization
- Tools
- Expendable supplies
- Mechanics tips
- Safety first
Chapter Two: Periodic Maintenance
- Engine tune-up
- Chain adjustment
- Brake check
Chapter Three: Engine, Transmission, and Clutch
- Troubleshooting
- Removal, disassembly, inspection, reassembly, installation
- Engine upper end
- Cylinder removal
- Cylinder inspection
- Cylinder bore gauge
- Cylinder head
- Piston removal
- Piston inspection
- Rings
- Engine lower end
- Crankcase
- Oil seals
- Bearings
- Transmission
- Transmission
- Clutch removal
- Clutch disassembly
- Clutch reassembly
- Clutch installation
- Shifting gears
- Clutch shaft
- Crankshaft
Chapter Four: Carburetors
- Carburetor operation
- Carburetor overhaul
- Specifications
- Common carburetion problems
Chapter Five: Electrical System
- Ignition system (magneto)
- Ignition system (CDI)
- Magneto
- Ignition coil
- Breaker points
- Condenser
- Rotor
- Battery
- Lighting system
Chapter Six: Chassis Service
- Wheels
- Brakes
- Front forks
- Steering head
- Rear suspension
Chapter Seven: Troubleshooting
- Operating requirements
- Engine troubles
- No start
- Rough idle
- Hesitation
- Poor performance
- Backfiring
- Stalling
- Overheating
- Electrical troubles
- Lights
- Horn
- Battery
- Chassis troubles
- Handling
- Noise
- Rough ride
- Troubleshooting guide
Chapter Eight: Performance Improvement
- Engine
- Porting and polishing
- Heads, valves, and bolts
- Pistons
- Compression ratio
- Pipes
- Reeds
- Clutch and transmission
- Chassis
- Wheels and tires
- Brakes
- Forks
- Shocks
- Frame
Appendix: Specifications
Index
Wiring Diagrams
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