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Polaris Cobra 1978 1979 Service Repair Workshop Manual

$16.99
$16.99
The Polaris Cobra, produced in model years 1978 and 1979, represents a significant offering in the snowmobile market of its era. Known for its robust engineering and reliable performance, the...
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Taper: Snowmobile
Distributeur:
Polaris
UGS: 150387
Mots clés: 1978 1979 Cobra Cobra Models Polaris Powersports Snowmobile Snowmobiles
Polaris Cobra 1978 1979 Service Repair Workshop Manual
The Polaris Cobra, produced in model years 1978 and 1979, represents a significant offering in the snowmobile market of its era. Known for its robust engineering and reliable performance, the Cobra was designed to meet the demands of recreational riding and exploration. Its lineage as a Polaris product speaks to a heritage of quality and innovation in powersports, making it a sought-after machine for enthusiasts and collectors alike. This model embodies the spirit of adventure and the technological advancements characteristic of late 1970s snowmobile design. This comprehensive Service Repair Workshop Manual provides essential information for maintaining and repairing your Polaris Cobra snowmobile. Covering a wide array of systems including the engine, drivetrain, chassis, and electrical components, it offers detailed procedures for service, repair, troubleshooting, and diagnostics. The manual is intended for owners, independent repair shops, and vintage snowmobile restorers, providing vehicle-specific instructions, diagrams, illustrations, and wiring schematics equivalent to those used by authorized dealer service departments. Its purpose is to empower users with the knowledge to ensure optimal performance, longevity, and cost-effective upkeep of their 1978-1979 Polaris Cobra.
🏷️ Basic Information
Identification
Make:
Polaris
Model:
Cobra
Year:
1978, 1979
Vehicle Type:
Snowmobile
Codes
Manual Product Name:
Polaris Cobra 1978 1979 Service Repair Workshop Manual
👋 Introduction
Market Position
Target Audience:
Polaris Cobra owners (DIY enthusiasts), independent repair shops, vintage snowmobile restorers
Competitive Analysis
Advantage:
Provides manufacturer-specific, detailed repair procedures that are often unavailable in generic repair guides, ensuring accuracy and correctness for vintage Polaris snowmobiles.
Key Features
Feature 1:
Vehicle-specific information, not generic.
Feature 2:
Includes step-by-step instructions, diagrams, and illustrations.
Feature 3:
Wiring schematics for electrical system troubleshooting.
Feature 4:
Specifications and procedures equivalent to authorized dealer service departments.
Feature 5:
Cost savings through DIY maintenance and repairs.
📋 Manual Details
Coverage Areas
Primary Coverage:
Service, Repair, Troubleshooting, Maintenance, Diagnostics
Included Sections:
Engine, Drivetrain, Chassis, Electrical System, Bodywork, Suspension, Tracks, Steering, Fuel System, Cooling System, Braking System, Carburetion, Ignition System, General Maintenance, Specifications, Diagrams, Wiring Schematics
Page Count
Estimated Page Count:
Typically 200-400 pages for a comprehensive service manual of this era
Manual Type
Type:
Service Repair Workshop Manual
Language
Language:
English
Format
Format:
PDF
📖 Manual Coverage
Systems Covered
Engine:
Detailed overhaul procedures, component identification, timing, compression testing, carburetor tuning, ignition system diagnostics, cooling system service
Drivetrain:
Clutch adjustment and replacement (primary and secondary), chaincase lubrication and inspection, track drive system maintenance, tunnel and bogey wheel service
Electrical System:
Wiring schematics, ignition system components (CDI, coil, spark plugs), lighting, starter system (if applicable), battery maintenance
Chassis And Body:
Frame inspection, body panel removal and installation, seat maintenance, hood removal, handlebars and controls service
Suspension And Steering:
Front and rear suspension component inspection and lubrication, shock absorber service, steering linkage adjustment and repair, ski alignment
Procedures Included
Maintenance:
Regular maintenance checks, lubrication points, fluid changes (oil, coolant), filter replacements, track tension adjustment
Repair:
Step-by-step instructions for component removal, installation, and rebuilding of major systems
Troubleshooting:
Diagnostic flowcharts and symptom-based troubleshooting guides for common and uncommon issues
Technical Depth
Depth:
Comprehensive; covers basic owner maintenance to advanced mechanical repairs and diagnostics as performed by dealership technicians
📊 Manual Specifications
File Format
File Type:
PDF
Print Quality
Printability:
Yes, individual pages can be printed
Binding Type
Binding:
N/A (Digital PDF)
Paper Type
Paper Quality:
N/A (Digital PDF)
⚙️ Engine Specifications
Primary Engine
Engine Type:
2-stroke, liquid or fan-cooled (specifics depend on sub-model variant of Cobra)
Displacement:
Likely 244cc, 340cc, or 440cc based on typical Polaris engine offerings for this era. Manual will specify exact variants.
Bore X Stroke:
Variable based on displacement; manual will provide exact figures.
Performance
Horsepower:
Varies by engine size; typically in the range of 25-50 HP.
Torque:
Specific values will be detailed in the manual.
Fuel System
Carburetor:
Typically Tillotson or Mikuni constant-vacuum carburetors. Manual will specify model and jetting.
Fuel Type:
Leaded gasoline with appropriate oil pre-mix ratio (e.g., 40:1 or 50:1, manual will specify exact mix).
Ignition System
Ignition Type:
Solid-state CDI (Capacitor Discharge Ignition).
🔧 Transmission
Standard
Type:
Automatic CVT (Continuously Variable Transmission) with Polaris' Torque-Sensing Clutch system.
Optional
Optional Features:
N/A for this model year, CVT was standard.
Features
Clutch Service:
Detailed procedures for primary and secondary clutch disassembly, cleaning, inspection, spring replacement, and weight adjustment.
Chaincase Oil:
Specifications for chaincase lubricant and capacity will be in the manual.
📐 Dimensions
Exterior
Length:
Varies by specific Cobra model, but typical for the era would be around 90-110 inches.
Width:
Varies by specific Cobra model, but typical for the era would be around 30-40 inches.
Weights
Dry Weight:
Typically in the range of 350-450 lbs, depending on engine size and features.
🛡️ Safety Features
Ratings
Crash Test Results:
N/A for snowmobiles from this era; safety focused on rider protection and machine stability.
Active Features
Engine Kill Switch:
Standard tethered kill switch for rider safety.
Braking System:
Hydraulic disc brake or mechanical drum brake; manual will specify component details and service.
Passive Features
Track System:
Aggressive lug design for traction; manual covers track inspection for wear and damage.
💡 Technology Features
Infotainment
Display:
Basic instrument cluster including speedometer, tachometer (optional), and indicator lights.
Driver Assistance
Features:
N/A (Snowmobiles of this era did not feature electronic driver assistance systems).
Connectivity
Features:
N/A
🔧 Maintenance
Service Intervals
Oil Change:
Not applicable for 2-stroke pre-mix engines; refers to chaincase oil inspection/change, typically annually or after a set number of operating hours (manual will specify).
Spark Plugs:
Recommended replacement intervals for spark plugs will be provided in the manual based on usage.
Track Tension:
Regular inspection and adjustment as needed for optimal performance and longevity.
Fluid Specifications
Chaincase Oil:
Manual will specify SAE viscosity grade (e.g., SAE 30 or SAE 5W-30) and brand/type recommendations.
Coolant:
For liquid-cooled models, manual will specify type (e.g., ethylene glycol) and mixture ratio with water.
2 Stroke Oil:
Manual will specify the required type of 2-stroke oil for pre-mixing with gasoline (e.g., API-TC certified).
Known Issues
Carburetion:
Carburetor gumming and pilot jet blockage due to fuel sitting; clutch slippage if worn or improperly adjusted.
Engine:
Piston ring wear, exhaust port blockage, and crank seal leaks are common for 2-stroke engines of this age if not maintained.
Track Drive:
Wear on track lugs, idler wheels, and drive sprockets; chaincase seal leaks.
📚 Vehicle History
Brand Heritage
Manufacturer:
Polaris Industries Inc., a long-standing manufacturer of snowmobiles and powersports vehicles.
Model Evolution
Cobra Lineage:
The Cobra was a popular mid-range to performance-oriented snowmobile for Polaris in the late 1970s, known for its styling and handling.
Production
Era Significance:
Represents Polaris' offerings during a competitive period in snowmobile design and technology.
🏆 Awards & Recognition
Recognitions
Industry Standing:
Polaris snowmobiles were well-regarded for their engineering and performance during this period.
Ratings
Consumer Reviews:
Specific awards are not detailed, but the Cobra line was generally considered a strong performer in its class for the time.
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