Market Segment:
Dual-purpose adventure touring motorcycles, catering to riders seeking versatility for on-road and light off-road use.
Competitors:
Competed with other European and Japanese dual-sport motorcycles of similar displacement in the late 1980s and early 1990s, such as BMW GS series, Yamaha Tenere, Honda Africa Twin (though the Africa Twin was higher displacement), and Suzuki DR series.
Design Philosophy:
Designed as a rugged, reliable, and accessible adventure touring machine, offering a balance of performance and comfort for long-distance travel and varied terrain.
Target Audience:
Motorcyclists interested in exploring, touring, and those who appreciate the utility and character of classic European dual-sport bikes.
Coverage:
Comprehensive service, repair, and workshop procedures for Cagiva T4 350 and T4 500 models.
Page Count:
Not specified in product information
Manual Type:
Service Repair Workshop Manual
Language:
Likely English, based on product description language
Format:
Digital Download (Instant Download button implies electronic format, likely PDF)
Engine:
Detailed engine disassembly, assembly, tuning, troubleshooting, and component specifications for both 350cc and 500cc variants.
Transmission:
Clutch, gearbox, and drive chain maintenance, repair, and adjustment procedures.
Fuel System:
Carburetor(s) tuning, cleaning, and overhaul; fuel tank, fuel pump, and fuel lines maintenance.
Ignition System:
Spark plug specifications, ignition timing, coil testing, and CDI unit diagnostics.
Cooling System:
Air cooling system analysis, fin cleaning, and relevant component checks.
Electrical System:
Wiring diagrams, lighting systems, battery, starter, charging system troubleshooting, and accessory circuits.
Brakes:
Front and rear brake system maintenance, hydraulic component inspection, pad replacement, and bleeding procedures.
Suspension:
Front forks (telescopic), rear shock absorbers, and linkage maintenance, oil changes, and adjustment.
Frame And Bodywork:
Chassis inspection, body panel removal/installation, seat, fuel tank, and fender maintenance.
Wheels And Tires:
Wheel bearing maintenance, tire pressure recommendations, and spoke wheel tensioning.
Routine Maintenance:
Oil changes, filter replacements, chain lubrication and adjustment, bolt torquing, and general inspection checklists.
Troubleshooting:
Systematic diagnostic procedures for common issues related to starting, running, electrical faults, and component failures.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension component replacement, and electrical system diagnostics.
Component Overhaul:
Detailed instructions for disassembling, cleaning, inspecting, and reassembling key components like carburetors, brake calipers, and forks.
Wiring Diagrams:
Inclusion of comprehensive, clearly labeled wiring diagrams for electrical system diagnostics.
Depth:
Professional quality, highly detailed, suitable for both experienced mechanics and dedicated DIY enthusiasts seeking thorough repair guidance.
Engine Type 350:
Four-stroke, air-cooled, single-cylinder (likely Rotax derivative or similar European design).
Engine Type 500:
Four-stroke, air-cooled, single-cylinder (likely Rotax derivative or similar European design).
Bore Stroke 350 Approx:
Approx. 83 mm x 64 mm (typical for this displacement class, specific values need manual verification).
Bore Stroke 500 Approx:
Approx. 92 mm x 74 mm (typical for this displacement class, specific values need manual verification).
Displacement 350:
Approximately 350cc (exact figure subject to specific model variant).
Displacement 500:
Approximately 500cc (exact figure subject to specific model variant).
Horsepower 350 Approx:
Estimated 25-30 HP (typical for the era and engine size, exact figures require manual verification).
Horsepower 500 Approx:
Estimated 30-35 HP (typical for the era and engine size, exact figures require manual verification).
Torque Approx:
Torque figures will vary significantly between 350 and 500cc models, with the 500cc offering more low-end grunt.
Carburetion 350:
Likely single or twin Mikuni or Dell'Orto carburetors, e.g., 32mm or 34mm.
Carburetion 500:
Likely single or twin Mikuni or Dell'Orto carburetors, potentially larger diameter, e.g., 36mm.
Fuel Type:
Unleaded gasoline (Octane rating as per manual recommendations).
Ignition Type:
Electronic ignition (CDI).
Length Approx:
Varies, but typically around 2150-2250 mm.
Width Approx:
Varies, typically around 800-900 mm.
Height Approx:
Varies, typically around 1350-1450 mm to the top of the windscreen.
Dry Weight Approx 350:
Approximately 160-170 kg.
Dry Weight Approx 500:
Approximately 170-180 kg.
Fuel Tank Capacity:
Typically around 18-20 liters.
Oil Change Interval:
Typically every 3,000 - 5,000 km or annually (refer to manual for precise intervals based on usage).
Spark Plug Replacement Interval:
Every 6,000 - 10,000 km, depending on spark plug type and wear.
Valve Clearance Check Interval:
Typically every 6,000 - 12,000 km, critical for performance and longevity.
Chain Adjustment Lubrication:
Regular checks and lubrication recommended every 500-1,000 km, or after riding in wet/dirty conditions.
Engine Oil Type:
SAE 10W-40 or 20W-50 motorcycle-specific API SG or higher (verify exact viscosity and spec in manual).
Engine Oil Capacity 350:
Approximately 1.5 - 1.8 liters (with filter change, consult manual).
Engine Oil Capacity 500:
Approximately 1.7 - 2.0 liters (with filter change, consult manual).
Fork Oil Type And Volume:
Specific fork oil grade (e.g., Showa SS-08 or equivalent) and volume per leg must be confirmed from the manual.
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid (check manual for specific recommendation).
Carburetor Tuning:
Carburetors can be sensitive to altitude and humidity; require periodic adjustment and cleaning for optimal performance.
Electrical Connections:
Corrosion or looseness in electrical connectors can lead to intermittent issues, especially given the age and dual-purpose nature of the bike.
Suspension Seals:
Fork seals and rear shock seals can degrade over time, leading to leaks and performance loss.
Starter Clutch:
In some models, the starter clutch can be a wear item, leading to slipping during starting.
Air Filter Maintenance:
Crucial to keep the air filter clean, especially in dusty conditions, to prevent premature engine wear.
Brand Origin:
Cagiva is an Italian motorcycle manufacturer, historically known for its performance and racing heritage, often associated with premium components.
Model Lineage:
The T4 series was Cagiva's foray into the adventure-touring segment, leveraging their experience with off-road bikes and incorporating features for longer journeys.
Production Period:
The T4 series was produced throughout the late 1980s and into the 1990s.
Manufacturing Location:
Italy.
