Clymer manual CR 1973-1980

Number M317,  english.

Extensive description for repairs or maintenance. Covers the following models:
 CR125M (1974-1978),  CR125R (1979-1980),  CR250M (1974-1976),  CR250R (1978-1980)
MR175 (1974-1977),  MR250 (1975-1976),  MT125 (1973-1976),  MT250 (1973-1976)

QUICK REFERENCE DATA

CHAPTER ONE / GENERAL INFORMATION
Manual organization / Service hints / Safety first / Expendable supplies / Shop tools / Emergency tool kits / Troubleshooting and tune-up equipment / Specifications

CHAPTER TWO / TROUBLESHOOTING
Engine / Starting difficulties / Poor performance / Clutch and transmission / Drive train / Chassis / Brakes / Electrical system / Charging system / Lighting / Fuses / Wiring

CHAPTER THREE / LUBRICATION, MAINTENANCE, AND TUNE-UP
Air cleaner / Transmission oil / Engine lubrication / Engine oil change / Front fork oil change / Control cables / Drive chain / Wheel spokes and rims / Clutch / Battery (MT models) / Nuts, bolts and fasteners / Rear swing arm bushing / Fuel filter screen / Ignition tune-up / Carburetor / Carbon removal / General information and specifications

CHAPTER FOUR / ENGINE (EXCEPT CR125R AND CR250R)
Engine operating principles / Engine lubrication / Engine cooling / Servicing engine in frame / Engine removal installation / Cylinder head and cylinder / Reed valve assembly / Piston, piston pin and piston rings / Alternator / Drive sprocket / Crankcase and crankshaft / Oil feed system (MT models)

CHAPTER FIVE / ENGINE (CR125R AND CR250R)
Engine operating principles / Engine lubrication / Engine cooling / Servicing engine in frame / Engine removal installation / Cylinder head and cylinder / Reed valve assembly / Piston, piston pin and piston rings / Alternator / Drive sprocket / Crankcase and crankshaft

CHAPTER SIX / CLUTCH AND TRANSMISSION
Clutch / Clutch adjustment / Kickstarter / External shift mechanism / Internal shift mechanism / Transmission

CHAPTER SEVEN / FUEL SYSTEM
Operation / Carburetor servicing / Fuel tank / Air filter

CHAPTER EIGHT / ELECTRICAL SYSTEM
Capacitor discharge ignition system (CDI) / CDI unit / Contact breaker ignition / Lighting/charging circuits (MT models) / Battery / Lighting system (MT models) / Lighting circuit (MR models) / Tachometer and speedometer / Wiring diagrams

CHAPTER NINE / FRONT SUSPENSION AND STEERING
Front wheel / Front fork / Steering head

CHAPTER TEN / REAR SUSPENSION
Shock absorbers / Rear wheel / Rear swing arm

CHAPTER ELEVEN / WHEELS AND BRAKES
Wheels / Wheel hubs / Brakes / Rear sprocket

CHAPTER TWELVE / FRAME AND CONTROLS
Frame / Handlebar / Throttle cable end play / Clutch cable end play / Front brake cable adjustment

INDEX

WIRING DIAGRAMS