Target User:
Owners and independent repair shops seeking detailed guidance for the 1978 Kawasaki Invader 340.
Value Proposition:
Provides factory-level information, enabling cost-effective maintenance and repair, empowering owners with factory knowledge.
Ease Of Use:
Easy-to-read text, clear instructions, and helpful illustrations.
Empowerment:
Enables owners to make informed decisions about maintenance and repairs.
Customer Service Guarantee:
Guaranteed quality service manual with excellent customer service and satisfaction guarantee.
Engine System Coverage:
Engine disassembly, assembly, tuning, lubrication, cooling system, fuel system (carburetor, fuel pump, lines).
Drivetrain System Coverage:
Clutch system (primary and secondary), drive chain, sprockets, gearbox/transmission (if applicable, often referred to as 'transmission' in snowmobiles for drive components).
Suspension System Coverage:
Front ski suspension, rear track suspension, shock absorbers, springs, bushings.
Braking System Coverage:
Brake caliper, brake disc, brake lever, brake lines, adjustment procedures.
Electrical System Coverage:
Ignition system, lighting, starter system, battery, wiring diagrams, troubleshooting.
Chassis And Body Coverage:
Chassis components, seat, handlebars, controls, body panels, decals, track installation/removal.
Maintenance Procedures:
Oil changes, lubrication points, filter replacements, spark plug service, track tension adjustment, clutch inspection.
Repair Procedures:
Engine rebuilds, carburetor tuning and rebuilding, clutch overhaul, suspension component replacement, brake caliper service, electrical component diagnosis and repair.
Troubleshooting Guides:
Systematic diagnostic procedures for common and uncommon issues, symptom-based troubleshooting.
Diagnostic Procedures:
Methods for identifying faults in engine, electrical, and mechanical systems.
Technical Expertise Level:
Factory-trained technician level; covers everything from basic maintenance to complete overhauls and detailed diagnostics.
Diagnostic Capabilities:
Detailed explanations of how to diagnose problems with specific tools and procedures.
Rebuild Instructions:
Step-by-step instructions for disassembling and reassembling major components like the engine and clutches.
File Format:
Portable Document Format (PDF)
Print Quality Guidance:
Printable pages, enabling users to print specific sections or the entire manual.
Binding Type:
N/A (Digital PDF format)
Paper Type:
N/A (Digital PDF format)
Estimated File Size:
Approximately 100MB
Search Capabilities:
Searchable text for quick access to information.
Illustration Quality:
Many illustrations to aid in understanding procedures.
Engine Type:
2-stroke, Air-Cooled, Twin-Cylinder
Engine Displacement:
335cc (approx. 340cc)
Bore X Stroke:
Specifics available in manual (typical for the era, e.g., ~60mm x 58mm).
Carburetion:
Dual Mikuni carburetors (specific model number available in manual, e.g., VM30).
Ignition System:
CDI (Capacitor Discharge Ignition)
Horsepower Estimate:
Estimated 30-35 HP (typical for this class and era).
Fuel Type:
Unleaded gasoline mixed with 2-stroke oil.
Oil Mixture Ratio:
Typically 50:1 or 40:1 (specified in manual).
Dry Weight Estimate:
Approx. 350-380 lbs (typical for this model).
Fuel Capacity:
Approx. 6-7 gallons (typical for the era).
Track Dimensions:
Specify length, width, and lug height as detailed in manual.
Ski Stance:
Specific measurement available in manual.
Safety Standards:
Adherence to industry safety standards of the late 1970s for snowmobiles.
Throttle Control:
Thumb throttle with safety lever/interlock (if equipped).
Braking System Type:
Disc brake operated by hand lever.
Engine Kill Switch:
Standard handlebar-mounted kill switch.
Headlight Taillight:
Essential lighting for visibility.
Oil Change Interval:
Refer to manual for specific mileage/usage intervals; typically every 30-50 operating hours or annually.
Spark Plug Replacement:
Recommended every season or as indicated by performance; specific plug types and gap in manual.
Clutch Service Interval:
Inspection annually, service as needed based on wear and performance.
2 Stroke Oil:
API-TC certified 2-stroke oil (specific viscosity and brand recommendations in manual).
2 Stroke Oil Capacity:
Lubrication is via mixed fuel; separate oil tank capacity (if applicable) specified in manual.
Chain Case Oil:
Specific gear oil type and quantity for chain drive lubrication (details in manual).
Clutch Wear:
Common issue in older snowmobiles, requiring adjustment or replacement of clutch weights, springs, or buttons.
Carburetor Gumming:
Fuel residue buildup in carburetors, especially after storage, requiring cleaning or rebuilding.
Track Tension Adjustment:
Requires regular checking and adjustment to prevent excessive wear or slippage.
Suspension Bushings:
Wear on suspension bushings can lead to poor handling and premature component failure.
Kawasaki Motorsports:
Kawasaki's history includes a strong presence in powersports, including motorcycles and snowmobiles.
Invader Series Context:
The Invader series was a popular line of performance-oriented snowmobiles for Kawasaki in the late 1970s, known for their agility and power.
Production Era:
Manufactured during the late 1970s, with 1978 being a key model year.
Manufacturing Location:
Likely North America or Japan (specific factory details not provided in product info).
