Positioning:
Essential resource for owners and technicians of the 1986-1989 Honda TRX350 series ATVs, facilitating DIY repairs and professional servicing.
Value Proposition:
Provides significant cost savings compared to dealership service fees and out-of-print paper manuals. Offers instant accessibility and convenience.
Features:
Detailed illustrations, diagrams, wiring schematics, step-by-step instructions, comprehensive specifications, and troubleshooting guidance.
Covered Years:
1986, 1987, 1988, 1989
Covered Models:
TRX350 Fourtrax 4x4, TRX350D Foreman 4x4
Estimated Page Count:
Likely extensive, typical for comprehensive workshop manuals (e.g., 300-600 pages).
Type:
Workshop Service and Repair Manual
Powertrain:
Engine, Gearbox, Clutch, Transmission System, Lubrication System, Cooling System, Fuel System, Combustion System, Fuel Injection System
Chassis And Suspension:
Front Wheel and Steering System, Rear Wheel System, Suspension, Frame, Body Panels, Fenders, Exhaust Pipe, Wheels & Tyres
Electrical:
Electrical System, Alternator/Starter Clutch, Battery/Charging System, Ignition System, Electric Starter, Lights/Meters/Switches, Wiring Diagrams
Maintenance And Repair:
General maintenance, periodic checks, adjustments, rebuilds, refurbishing, restoration, diagnostic procedures, repair procedures
Troubleshooting:
Dedicated troubleshooting section
Depth:
Comprehensive, covering complete rebuilds and detailed diagnostics.
Engine Type:
Single-cylinder, OHC, 4-stroke
Bore X Stroke:
78.0 mm x 72.0 mm (approximate, verify with manual)
Cooling System:
Liquid-cooled
Horsepower:
Approximately 20-25 HP (specific figures to be confirmed in manual)
Torque:
Refer to manual for specific torque figures.
Fuel Delivery:
Carburetor (likely Keihin, specific model in manual)
Fuel Type:
Unleaded gasoline
Transmission Type:
5-speed automatic with Sportshift (semi-automatic clutch operation)
Optional Transmission:
N/A
Drive System:
Shaft drive, 2WD/4WD selectable
Gearbox Fluid:
Refer to manual for specific SAE viscosity grade and API classification (e.g., SAE 80W-90 GL-3 or GL-4 gear oil).
Length:
Refer to manual (typically around 76-78 inches for this era of ATV)
Width:
Refer to manual (typically around 43-45 inches)
Height:
Refer to manual (typically around 42-44 inches)
Dry Weight:
Approximately 470-480 lbs (verify with manual)
Towing Capacity:
Refer to manual (typically around 800-1000 lbs)
Cargo Capacity:
Front and rear racks with specified weight limits (consult manual).
Atv Safety Standards:
Adherence to relevant ATV safety standards of the era.
Braking System Type:
Front: Dual hydraulic disc; Rear: Drum or disc (confirm with manual).
Parking Brake:
Integrated into main brake lever or separate mechanism.
Lighting:
Headlights, taillight/brake light.
Oil Change Interval:
Typically every 1,000 km or 6 months, but detailed schedule in manual.
Air Filter Maintenance:
Frequent checks and cleaning, especially in dusty conditions (refer to manual).
Engine Oil Type:
Honda 4-stroke ATV oil or equivalent, e.g., SAE 10W-30 API SG or higher (verify with manual).
Cooling System Coolant:
Permanent type antifreeze (ethylene glycol-based) mixed with distilled water (50/50 ratio typical, confirm with manual).
Brake Fluid:
DOT 3 or DOT 4 (verify with manual).
Common Wear Items:
Brake pads, tires, suspension bushings, drive shafts, battery, carburetor tuning.
Carburetor Issues:
Clogged jets, vacuum leaks, and incorrect mixture settings can impact performance and starting.
Electrical Gremlins:
Age-related corrosion on connectors, faulty switches, and stator issues can occur. Wiring diagrams are crucial.
Transmission Wear:
Proper fluid maintenance is key to the longevity of the automatic transmission.
Brand Focus:
Honda is renowned for its engineering prowess, reliability, and innovation in powersports vehicles.
Trac Introduction:
The TRX350 series marked Honda's significant advancements in the utility ATV segment, offering 4x4 capabilities and a more powerful engine.
Foreman Addition:
The 'D' designation for the Foreman model typically indicated enhanced features or a specific package, often geared towards work utility.
Production Period:
1986-1989
Industry Recognition:
The TRX350 series was highly regarded in its time for its robust performance and utility, contributing to Honda's dominance in the ATV market.
Reliability Ratings:
Honda ATVs of this era are generally known for strong reliability when properly maintained.
Safety Certifications:
Meets applicable safety standards for ATVs manufactured in its production years.
