Polaris Cobra (1973 - 1979) Clymer

Clymer Collection Series Vintage Snowmobile, Volume 2 is a compilation of multiple manuals covering Polaris, Yamaha and Ski-Doo snowmobiles.

This vintage snowmobile manual is 592 pages.

Polaris, 1974-1979
QUICK REFERENCE DATA

CHAPTER ONE / GENERAL INFORMATION
Manual organization / Machine identification and parts replacement / Operation / Tools / Expendable supplies / Working safely / Snowmobiling code of ethics / Snowmobile safety

CHAPTER TWO / PERIODIC MAINTENANCE AND TUNE-UP
Service maintenance intervals schedule / Fuel filter / Chaincase oil change / Drive belt / Brakes / Drive clutch and driven pulley / Track tension / Track alignment / Suspension adjustment / Tune-up / Torque cylinder head bolts / Contact breaker ignition timing (175cc single-cylinder engines) / Contact breaker timing (244cc single-cylinder engines) / Contact breaker timing (2-cylinder engines) / CDI Ignition timing / Carburetor adjustment and synchronization / Starter (choke) adjustment / Carburetor air flow meter synchronization / Carburetor main jet selection / Spark plugs / Off season storage / Specifications

CHAPTER THREE / TROUBLESHOOTING
Operating principles / Principles of 2-stroke engine / Engine starting / Engine performance / Engine failure analysis / Electrical system / Power train / Drive belt wear analysis / Skis and steering / Track assembly / Track wear analysis

CHAPTER FOUR / ENGINE
Engine removal and installation / Top end overhaul / Lower end overhaul / Specifications

CHAPTER FIVE / FUEL SYSTEM
Carburetor / Intake silencers / Fuel tank / In-line fuel filter / Fuel pump / Specifications

CHAPTER SIX / ELECTRICAL SYSTEM
Capacitor discharge ignition (CDI) / Magneto ignition / Lighting system / Electric start system / Headlight and bulb replacement / Headlight aiming / Brake light and taillight bulb replacement / Specification

CHAPTER SEVEN / POWER TRAIN
Drive belt / Drive clutch / Driven pulley / Drive chain and sprockets / Jack shaft / Track drive shaft and track / Specifications

CHAPTER EIGHT / FRONT SUSPENSION AND STEERING
Ski wear bars / Skis / Tie rods / Ski alignment / Spindle / Steering post / Throttle handle / Brake handle / Specifications

CHAPTER NINE / REAR SUSPENSION AND TRACK
Suspension removal and installation / Hi-Fax slide replacement / Suspension adjustment / Specifications

CHAPTER TEN / BRAKES
Master cylinder rebuild / Type I slave cylinder rebuild / Type II slave cylinder rebuild / Type III brake caliper rebuild / Brake light switch service / Specifications

SUPPLEMENT / 1978-1979 SERVICE INFORMATION

INDEX

WIRING DIAGRAMS

YAMAHA, 1975-1980
QUICK REFERENCE DATA

CHAPTER ONE / GENERAL INFORMATION
Manual organization / Machine identification and parts replacement / Operation / Tools / Expendable supplies / Working safely / Snowmobiling code of ethics / Snowmobile safety

CHAPTER TWO / PERIODIC MAINTENANCE
Service intervals and maintenance schedule / Pre-ride checks / Fuel level check / Drive belt inspection / Oil level check / Engine stop switch inspection / Tether switch check / Engine mount and fasteners torque specifications / Secondary drive check / Sheave distance measurement / Sheave offset measurement / Drive sprocket check / Drive chain adjustment / Ski alignment / Engine top end decarbonizing / Oil filter change / Primary sheave lubrication / Secondary sheave lubrication / Drive chain oil / Tune-up / Cylinder head torque tightening specifications / Spark plugs / Capacitor Discharge Ignition (CDI) / Flywheel magneto ignition / Specifications

CHAPTER THREE / TROUBLESHOOTING
Operating principles / Principles of 2-stroke engine / Engine starting / Engine performance / Engine failure analysis / Electrical system / Power train / Drive belt wear analysis / Skis and steering / Track assembly / Track wear analysis

CHAPTER FOUR / ENGINE
Engine removal (air-cooled engines) / Engine removal (liquid-cooled engines) / Engine installation (air-cooled engines) / Engine installation (liquid-cooled engines) / Upper-end service (air-cooled engines) / Upper-end service (liquid-cooled engines) / Lower end service / Emergency starting / Specifications

CHAPTER FIVE / FUEL AND EXHAUST SYSTEMS
Carburetors / Slide carbs / BB44-38 Keihin carburetors / B38-34 Mikuni carburetors / BN38-34 Mikuni carburetors / CDX38-34/42-38 Keihin carburetors / Jetting / Reed valve / Fuel tank / Fuel filter / Fuel pump / Specifications

CHAPTER SIX / ELECTRICAL SYSTEM
Capacitive discharge ignition (CDI) / Flywheel magneto / Lighting ststem / Headlight bulb replacement / Headlight aiming / Brake/taillight bulb replacement / Electric starting system / Battery / Starter / Specifications

CHAPTER SEVEN / DRIVE TRAIN
Drive belt / Drive sheave removal / Drive sheave installation / Chaincase / Drive axle / Brakes / Specifications

CHAPTER EIGHT / FRONT SUSPENSION AND STEERING
Skis / Steering / Steering column / Tie rod and drag link / Ski alignment / SSR suspension and adjustment / Control cable replacement / Specifications

CHAPTER NINE / REAR SUSPENSION AND TRACK
Suspension / Track / Suspension adjustment / Specifications

INDEX

SKI-DOO, 1970-1979
QUICK REFERENCE DATA

CHAPTER ONE / GENERAL INFORMATION
Manual organization / Machine identification and parts replacement / Operation / Tools / Expendable supplies / Working safely / Snowmobiling code of ethics / Snowmobile safety

CHAPTER TWO / PERIODIC MAINTENANCE
Inline fuel filter / Fan belt tension / Drive and driven pulleys / Drive belt / Brakes / Chaincase oil / Track tension adjustment / Slide suspension ride adjustment / Engine tune-up / Spark plugs / Single-cylinder engine breaker point and timing adjustment / Twin-cylinder engine breaker point and timing adjustment / CDI Ignition timing (all engine except 354 engines) / CDI Ignition timing (354 engines) / Throttle cable adjustment (Tillotson carburetors) / Tillotson carburetor adjustment / Mikuni carburetor adjustment / and synchronization / Mikuni carburetor air flow and meter synchronization / Mikuni carburetor main jet selection / Off season storage / Specifications

CHAPTER THREE / TROUBLESHOOTING
Operating principles / Principles of 2-stroke engine / Engine starting / Engine performance / Engine failure analysis / Electrical system / Power train / Drive belt wear analysis / Skis and steering / Track assembly / Track wear analysis

CHAPTER FOUR / ENGINE
Top end and complete overhaul / Single-cylinder engines / Component selection / Twin-cylinder engines / Recoil starter / Specifications

CHAPTER FIVE / FUEL AND EXHAUST SYSTEMS
Tillotson carburetors / Mikuni carburetors / Air intake silencers / Fuel tank / Fuel filter / Fuel pump / Specifications

CHAPTER SIX / ELECTRICAL SYSTEM
Capacitive discharge ignition (CDI) / Magneto ignition / Electric starting system / Specifications

CHAPTER SEVEN / DRIVE TRAIN
Drive belt / Drive pulley / Driven pulley / Chaincase, drive chain and sprockets / Brakes / Specifications

CHAPTER EIGHT / FRONT SUSPENSION AND STEERING
Skis / Steering / Ski alignment / Specifications

CHAPTER NINE / REAR SUSPENSION AND TRACK
Bogie wheel suspension / Slide suspension / Rear axle / Drive axle / Track / Specifications

CHAPTER TEN / LIQUID COOLING SYSTEM
Cooling system / Draining and filling the cooling system / Radiator removal / Radiator installation / Thermostat removal / Thermostat installation / Water pump removal / Water pump installation / Specifications

INDEX

WIRING DIAGRAMS

Models covered:
1973 1974 1975 1976 1977 1978 1979 Polaris Apollo
1973 1974 1975 1976 1977 1978 1979 Polaris Centurion
1973 1974 1975 1976 1977 1978 1979 Polaris Charger
1973 1974 1975 1976 1977 1978 1979 Polaris Cobra
1973 1974 1975 1976 1977 1978 1979 Polaris Colt
1973 1974 1975 1976 1977 1978 1979 Polaris Custom II
1973 1974 1975 1976 1977 1978 1979 Polaris CX
1973 1974 1975 1976 1977 1978 1979 Polaris Electra
1973 1974 1975 1976 1977 1978 1979 Polaris Gemini
1973 1974 1975 1976 1977 1978 1979 Polaris Mustang
1973 1974 1975 1976 1977 1978 1979 Polaris RXL
1973 1974 1975 1976 1977 1978 1979 Polaris SS 340
1973 1974 1975 1976 1977 1978 1979 Polaris SS Colt
1973 1974 1975 1976 1977 1978 1979 Polaris TC
1973 1974 1975 1976 1977 1978 1979 POLARIS TXL
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 Ski-Doo Elan
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 Ski-Doo Everest
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 Ski-Doo Olympique
1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 Ski-Doo T'NT
1975 1976 1977 1978 1979 1980 Yamaha ET 250
1975 1976 1977 1978 1979 1980 Yamaha ET300
1975 1976 1977 1978 1979 1980 Yamaha ET340
1975 1976 1977 1978 1979 1980 Yamaha EX340
1975 1976 1977 1978 1979 1980 Yamaha Excel EL V
1975 1976 1977 1978 1979 1980 Yamaha GP338
1975 1976 1977 1978 1979 1980 Yamaha GP433
1975 1976 1977 1978 1979 1980 Yamaha GP440
1975 1976 1977 1978 1979 1980 Yamaha GPX338
1975 1976 1977 1978 1979 1980 Yamaha GPX433
1975 1976 1977 1978 1979 1980 Yamaha GS340
1975 1976 1977 1978 1979 1980 Yamaha GS440
1975 1976 1977 1978 1979 1980 Yamaha PR440
1975 1976 1977 1978 1979 1980 Yamaha SRX440
1975 1976 1977 1978 1979 1980 Yamaha SSR440

Clymer Manuals Polaris Apollo Manual
Clymer Manuals Polaris Centurion Manual
Clymer Manuals Polaris Charger Manual
Clymer Manuals Polaris Cobra Manual
Clymer Manuals Polaris Colt Manual
Clymer Manuals Polaris Custom II Manual
Clymer Manuals Polaris CX Manual
Clymer Manuals Polaris Electra Manual
Clymer Manuals Polaris Gemini Manual
Clymer Manuals Polaris Mustang Manual
Clymer Manuals Polaris RXL Manual
Clymer Manuals Polaris SS 340 Manual
Clymer Manuals Polaris SS Colt Manual
Clymer Manuals Polaris TC Manual
Clymer Manuals Polaris TXL Manual
Clymer Manuals Ski-Doo Elan Manual
Clymer Manuals Ski-Doo Everest Manual
Clymer Manuals Ski-Doo Olympique Manual
Clymer Manuals Ski-Doo T'NT Manual
Clymer Manuals Yamaha ET 250 Manual
Clymer Manuals Yamaha ET300 Manual
Clymer Manuals Yamaha ET340 Manual
Clymer Manuals Yamaha EX340 Manual
Clymer Manuals Yamaha EXCEL V Manual
Clymer Manuals Yamaha GP338 Manual
Clymer Manuals Yamaha GP433 Manual
Clymer Manuals Yamaha GP440 Manual
Clymer Manuals Yamaha GPX338 Manual
Clymer Manuals Yamaha GPX433 Manual
Clymer Manuals Yamaha GS340 Manual
Clymer Manuals Yamaha GS440 Manual
Clymer Manuals Yamaha PR440 Manual
Clymer Manuals Yamaha SRX440 Manual
Clymer Manuals Yamaha SSR440 Manual

POLARIS
Apollo (1973-1979)
Centurion (1973-1979)
Charger (1973-1979)
Cobra (1973-1979)
Colt (1973-1979)
Custom II (1973-1979)
CX (1973-1979)
Electra (1973-1979)
Gemini (1973-1979)
Mustang (1973-1979)
RXL (1973-1979)
SS 340 (1973-1979)
SS Colt (1973-1979)
TC (1973-1979)
TXL (1973-1979)

SKI-DOO
Elan (1970-1979)
Everest (1970-1979)
Olympique (1970-1979)
T'NT (1970-1979)

YAMAHA
ET 250 (1975-1980)
ET300 (1975-1980)
ET340 (1975-1980)
EX340 (1975-1980)
EXCEL V (1975-1980)
GP338 (1975-1980)
GP433 (1975-1980)
GP440 (1975-1980)
GPX338 (1975-1980)
GPX433 (1975-1980)
GS340 (1975-1980)
GS440 (1975-1980)
PR440 (1975-1980)
SRX440 (1975-1980)
SSR440 (1975-1980)