1979 KAWASAKI INVADER 440 Snowmobile Service Repair Manual

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Art.-Nr: 156183

Stichworte: 1979 INVADER 440 Invader Models Kawasaki Powersports Snowmobile Snowmobiles

Produktvarianten

Beschreibung

The 1979 Kawasaki Invader 440 is a performance-oriented trail snowmobile that competed in the mid-size displacement class. Known for its balanced handling and responsive engine, it offered a spirited riding experience for its era. Leveraging Kawasaki's motorsports heritage, the Invader line was a significant part of their snowmobile offerings, designed to provide a blend of comfort and performance on the trails. This model represents a key offering from a period of active development in the snowmobile market, aiming to meet the demands of riders seeking capable and enjoyable winter recreation. This manual serves as a comprehensive resource for the 1979 Kawasaki Invader 440, covering extensive service and repair information. It details engine systems, drivetrain, suspension, braking, electrical components, and chassis. The manual includes routine maintenance procedures, detailed repair instructions for component overhauls, and systematic troubleshooting guides for common issues. Designed for factory-trained technicians and owners, it provides the in-depth technical knowledge required to maintain, diagnose, and repair this vintage snowmobile, ensuring its continued performance and reliability.

🏷️ Basic Information

Identification

Make:

Kawasaki

Model:

Invader 440

Year:

Codes

Vehicle Chassis Code:

Likely specific internal Kawasaki code, not publicly prominent for this era of snowmobile

👋 Introduction

Market Position

Segment:

Performance-oriented trail snowmobile of its era

Competitive Analysis

Competitors:

Competed against models from Ski-Doo, Arctic Cat, Polaris, and Yamaha in the mid-size displacement class.

Key Features

Performance Focus:

Designed for a balance of trail riding comfort and spirited performance, often praised for its handling and engine responsiveness.

Manual Utility:

Essential resource for owners seeking to maintain, diagnose, and repair their vintage Kawasaki snowmobile, empowering DIY work.

📋 Manual Details

Coverage Areas

Manual Scope:

Comprehensive service and repair for the 1979 Kawasaki Invader 440 snowmobile

Page Count

Estimated Pages:

Hundreds of pages (specific count not provided, but implies extensive documentation)

Manual Type

Type:

Factory Service Repair Manual / Shop Manual

Language

Language:

English

Format

Digital Format:

PDF (downloadable)

📖 Manual Coverage

Systems Covered

Engine System:

Detailed coverage of engine disassembly, assembly, tuning, and troubleshooting, including carburetor, ignition, and cooling systems.

Drivetrain System:

Comprehensive information on the drive clutch, driven clutch (secondary), chaincase, and track drive system.

Suspension System:

Covers front and rear suspension components, including shocks, springs, control arms, and skis.

Braking System:

Details on the brake system, including caliper, disc, and actuation mechanisms.

Electrical System:

Information on the ignition system, lighting, wiring diagrams, and basic electrical component troubleshooting.

Chassis And Body:

Covers chassis components, body panels, seat, handlebars, and controls.

Procedures Included

Maintenance Procedures:

Oil changes, lubrication, spark plug replacement, air filter cleaning/replacement, track tension adjustment, clutch service.

Repair Procedures:

Engine rebuilds, transmission (chaincase) overhaul, suspension component replacement, brake caliper service, carburetor overhaul.

Troubleshooting:

Systematic diagnostics for common and uncommon issues, including engine performance problems, electrical faults, and drive system malfunctions.

Technical Depth

Depth Of Coverage:

Extremely high. Covers everything from routine maintenance to complete engine and drivetrain rebuilds. Designed for factory-trained technicians.

📊 Manual Specifications

File Format

File Type:

File Size:

~100MB (downloadable)

Print Quality

Printability:

Printable pages

Searchability:

Searchable text functionality

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Two-stroke, twin-cylinder, piston-ported

Displacement:

433cc (approximate)

Bore X Stroke:

Specific dimensions available in the manual, typically around 60mm x 76mm

Cooling System:

Forced air-cooled

Performance

Horsepower:

Approximately 30-35 HP (varies slightly with tuning and specific model configuration)

Torque:

Torque figures not commonly published for this era of snowmobiles, but optimized for mid-range power.

Fuel System

Carburetion:

Dual Mikuni carburetors (likely VM series, e.g., VM30 or VM32)

Fuel Type:

Unleaded gasoline mixed with 2-stroke oil

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition)

🔧 Transmission

Standard

Drive System:

Automatic Torque Converter (Clutch System)

Clutch Engagement:

Primary clutch engagement speed is adjustable via weights and spring in the drive clutch.

Features

Reduction Gear:

Chaincase with a specific gear reduction ratio for track propulsion. Gear ratios detailed in manual.

Clutch Service:

Manual provides detailed procedures for clutch inspection, cleaning, adjustment, and replacement of wear items (e.g., buttons, rollers).

📐 Dimensions

Exterior

Overall Length:

Specific dimensions available in manual, typically around 100-110 inches

Overall Width:

Specific dimensions available in manual, typically around 30-35 inches

Weights

Dry Weight:

Around 350-400 lbs (specifics in manual)

Track Width:

Standard 15-inch wide track

🛡️ Safety Features

Ratings

Safety Standards:

Manufactured to standards applicable in 1979 for snowmobile safety.

Active Features

Throttle Control:

Handlebar-mounted thumb throttle with a safety detent or return spring.

Braking Control:

Handlebar-mounted brake lever actuating a disc brake.

Passive Features

Kill Switch:

Handlebar-mounted engine kill switch.

💡 Technology Features

Infotainment

Gauges:

Basic instrumentation: speedometer, tachometer, engine temperature warning light, brake warning light.

Driver Assistance

Lighting:

Headlight and taillight for visibility, powered by the engine's magneto system.

Connectivity

No electronic connectivity or advanced driver assistance features.

🔧 Maintenance

Service Intervals

Oil Change Recommendation:

Specific interval based on mileage or operating hours, detailed in the manual. Typically every 25-50 operating hours for track lubrication and gear oil in the chaincase.

Spark Plug Replacement:

Recommended interval for spark plugs, usually every 50-100 operating hours, depending on plug type and usage. Manual will specify gap and type (e.g., NGK).

Clutch Inspection:

Regular inspection of drive and driven clutches for wear on buttons, ramps, and sheave surfaces, typically at the start of each season or every 1000 miles.

Fluid Specifications

Chaincase Oil:

Specific gear oil viscosity recommended (e.g., SAE 80W-90 GL-4 or GL-5). Manual will provide exact type and capacity.

2 Stroke Oil:

High-quality 2-stroke snowmobile oil is required. Manual will specify the recommended API service classification or specific Kawasaki oil type.

Known Issues

Carburetor Fouling:

Common with older carbureted engines, requiring periodic cleaning and jetting adjustments.

Clutch Wear:

Wear on clutch buttons, rollers, and belt can affect performance; regular inspection and replacement are crucial.

Suspension Bushings:

Wear in suspension pivot points and bushings can lead to loose handling and premature component failure.

📚 Vehicle History

Brand Heritage

Kawasaki Motorsports:

Kawasaki has a long history in motorsports, including motorcycles and off-road vehicles, leveraging engine technology for snowmobiles.

Model Evolution

Invader Lineage:

The Invader line was a key offering in Kawasaki's snowmobile lineup during the late 1970s and early 1980s, known for its performance and reliability.

Production

Manufacturing Era:

Late 1970s, part of a period when Kawasaki was actively involved in the snowmobile market.

🏆 Awards & Recognition

Recognitions

Model Reputation:

The 1979 Invader 440 was generally well-regarded in its class for its performance and handling characteristics for the time.

Ratings

Industry Reviews:

Contemporary reviews and owner feedback highlighted its responsiveness and ride quality, though specific awards are not widely documented.