Yamaha BANSHEE 350 ATV Full Service & Repair Manual 1987-ONWARDS

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Tipo: Atv

Proveedor:

SKU: 148116

Etiquetas: 1987 ATV BANSHEE 350 Banshee Models Powersports Yamaha

Variantes de producto

Descripción

The Yamaha Banshee 350, model code YFZ350, is an iconic All-Terrain Vehicle (ATV) renowned for its high-performance capabilities and powerful two-stroke, parallel-twin engine. Produced from 1987 onwards, this sport ATV has established a legacy for its exceptional acceleration, agility, and overall thrilling riding experience, often considered a benchmark in its class. Its engineering focuses on delivering exhilarating performance, making it a favorite among enthusiasts seeking a potent machine for recreational off-roading and competitive riding. The Banshee 350 is distinguished by its liquid-cooled, 347cc engine, 6-speed manual transmission, and robust chassis designed for demanding terrain. This comprehensive Factory Service Repair Workshop Manual provides detailed guidance for the Yamaha Banshee 350 ATV from 1987 to the present. It covers all essential aspects of maintenance, repair, and troubleshooting, including in-depth procedures for the engine, transmission, drivetrain, suspension, brakes, electrical systems, and fuel system. The manual is designed to assist owners, mechanics, and technicians in performing everything from routine servicing, such as oil changes and filter replacements, to complete component overhauls and complex diagnostics. With its systematic approach to fault finding and repair, this manual serves as an indispensable resource for ensuring the optimal performance, reliability, and longevity of your Banshee 350.

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

Banshee 350

Model Code:

YFZ350

Vehicle Type:

All-Terrain Vehicle (ATV)

Product Name:

Yamaha BANSHEE 350 ATV Full Service & Repair Manual 1987-ONWARDS

Codes

Vin Code Location:

Typically on the steering stem or frame.

👋 Introduction

Market Position

Segment:

Performance Sport ATV

Reputation:

Iconic, high-performance, often considered a benchmark in its class.

Competitive Analysis

Key Competitors:

Suzuki LT250R, Honda TRX250R/300EX, Kawasaki Mojave 250.

Key Features

Engine Type:

Two-stroke, parallel-twin cylinder.

Performance Focus:

Renowned for its power, acceleration, and agility.

Manual Value Proposition

Target Audience:

DIY enthusiasts, professional mechanics, ATV owners seeking to maintain or repair their Banshee.

Benefits:

Saves money on labor costs, ensures correct repair procedures, aids in troubleshooting, and extends vehicle lifespan.

📋 Manual Details

Coverage Areas

Years Covered:

1987 to present

Regions Covered:

Global (assumed, based on factory service manual nature)

Page Count

Estimated Page Count:

Hundreds (as stated in product description)

Manual Type

Type:

Factory Service Repair Workshop Manual

Language

Language:

English (inferred from product description and typical factory manuals)

Format

Format:

Digital (PDF/Downloadable)

📖 Manual Coverage

Systems Covered

Engine:

Complete engine overhaul, including top-end, bottom-end, carburetion, cooling (liquid), lubrication, ignition system, and exhaust.

Transmission:

Gearbox, clutch, drive chain, shift mechanism, and lubrication.

Drivetrain:

Rear axle, differential (if applicable to specific sub-models), drive shafts, and wheel hubs.

Suspension:

Front and rear suspension systems, shock absorbers, A-arms, linkages, and adjustments.

Brakes:

Front and rear brake systems (hydraulic disc), master cylinders, calipers, lines, pads, and bleeding procedures.

Electrical:

Wiring diagrams, lighting system, battery, charging system (stator, regulator/rectifier), ignition system, starter motor, and switchgear.

Fuel System:

Fuel tank, fuel lines, fuel pump (if applicable), carburetors (Mikuni VM34SS dual carbs), and fuel filter.

Cooling System:

Radiator, fan, water pump, coolant hoses, thermostat, and coolant specifications.

Frame And Bodywork:

Chassis components, steering, seat, fenders, plastics, and frame integrity checks.

Procedures Included

Maintenance:

Routine maintenance tasks, including oil changes, filter replacements, chain adjustment, spark plug checks, and general inspection.

Troubleshooting:

Systematic diagnostics for common and uncommon issues, fault finding charts, and symptom-based solutions.

Repair:

Step-by-step repair instructions for all major and minor components, including engine rebuilds, transmission overhauls, and suspension repairs.

Disassembly Assembly:

Detailed instructions for taking apart and reassembling all vehicle systems.

Adjustments:

Precise instructions for adjusting brakes, clutch, carburetors, suspension, and other critical components.

Torquing:

Specific torque specifications for all fasteners and critical bolts.

Technical Depth

Depth:

Comprehensive, covering everything from basic fluid changes to complete engine and transmission rebuilds.

Diagnostics:

Advanced diagnostic procedures, including electrical system testing and fuel system analysis.

Special Tools:

Identification and usage instructions for any specialized tools required for specific procedures.

📊 Manual Specifications

File Format

Format:

Searchable:

Yes (inferred from professional manual standards)

Print Quality

Print Capability:

Printable (single pages or entire manual)

Resolution:

High-resolution images and diagrams (typical for factory manuals)

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

Licensing

Usage Rights:

Lifetime use on unlimited computers, no expiry dates, no renewal fees.

Compatibility

Operating Systems:

Windows and macOS compatible.

⚙️ Engine Specifications

Primary Engine

Engine Type:

Liquid-cooled, 2-stroke, reed valve inducted, parallel-twin

Displacement:

347cc

Bore X Stroke:

64.0 mm x 54.0 mm (approximate, may vary slightly by year)

Compression Ratio:

6.6:1 (typical for early models, check specific year)

Performance

Horsepower:

Approximately 30-35 HP (stock, depending on year and tuning)

Torque:

Approximately 25-30 lb-ft (stock, depending on year and tuning)

Fuel System

Carburetor Type:

Dual Mikuni VM34SS (or similar VM series) constant velocity carburetors

Fuel Type:

Unleaded gasoline (91 octane or higher recommended)

Fuel Mixture:

Pre-mix (50:1 or 40:1 ratio of gasoline to 2-stroke oil, consult manual for exact specification)

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition)

Lubrication

Oil Type:

Yamaha 2-stroke outboard motor oil or equivalent API-TC certified 2-stroke oil

Cooling System

Cooling Method:

Liquid-cooled

Coolant Capacity:

Approximately 1.5 - 2.0 Liters (refer to manual for precise capacity)

Coolant Type:

Ethylene glycol-based coolant, 50/50 mix with distilled water.

🔧 Transmission

Standard

Type:

6-speed manual (constant mesh)

Clutch:

Wet, multiple-disc

Final Drive:

O-ring sealed drive chain

Features

Reverse Gear:

Gear Ratios

Gear Ratios:

Refer to manual for specific gear ratios (often tuned for performance).

Transmission Fluid

Fluid Type:

Yamaha Gear Oil 10W-30 or equivalent API GL-4.

Fluid Capacity:

Approximately 0.8 Liters (refer to manual for exact capacity).

📐 Dimensions

Exterior

Length:

Approx. 70.1 in (1780 mm)

Width:

Approx. 45.7 in (1160 mm)

Height:

Approx. 43.3 in (1100 mm)

Wheelbase:

Approx. 47.6 in (1209 mm)

Weights

Dry Weight:

Approx. 390 lbs (177 kg)

Curb Weight:

Approx. 415 lbs (188 kg) (with all fluids)

Cargo

Rack Capacity:

Front: 20 kg (44 lbs), Rear: 40 kg (88 lbs) (typical, check specific year)

🛡️ Safety Features

Ratings

Crash Test Ratings:

N/A (ATV safety is generally assessed through manufacturer design and owner responsibility; no standardized crash test ratings like cars).

Active Features

Brakes:

Hydraulic disc brakes front and rear.

Passive Features

Hand Grips:

Anti-vibration handlebars and grips for rider comfort and control.

Throttle Limiter:

Some models may have a throttle stop screw for beginner use (refer to manual for adjustment/removal).

💡 Technology Features

Infotainment

Display:

Basic digital instrument cluster (speedometer, odometer, neutral indicator, etc.)

Driver Assistance

Traction Control:

Connectivity

Bluetooth:

🔧 Maintenance

Service Intervals

Oil Change:

Every 20-30 operating hours or annually. Transmission oil change: Every 50-60 operating hours or annually.

Air Filter Cleaning:

Regularly, especially in dusty conditions (e.g., every 10-15 operating hours).

Spark Plug Check:

Every 20-30 operating hours.

Chain Adjustment Lubrication:

Every 10-15 operating hours, and after washing or riding in wet conditions.

Fluid Specifications

Engine Oil Type:

Refer to manual for specific Yamaha recommendations, but 2-stroke premix is standard.

Transmission Oil Type:

Yamaha Gear Oil 10W-30 or equivalent API GL-4.

Coolant Type:

50/50 mix of ethylene glycol antifreeze and distilled water.

Known Issues

Carburetor Fouling:

Common issue due to 2-stroke nature; requires regular cleaning and proper jetting.

Clutch Wear:

Can wear prematurely with aggressive riding or improper adjustment.

Crankshaft Seals:

Failure of crankshaft seals can lead to air leaks, poor running, and engine damage.

Overheating:

Can occur if coolant levels are low, radiator is blocked, or fan is not functioning.

Electrical Gremlins:

Wiring can become brittle or corroded over time, especially in wet environments, leading to intermittent issues.

📚 Vehicle History

Brand Heritage

Manufacturer:

Yamaha Motor Corporation

Heritage Focus:

Known for innovation in engines (2-stroke expertise), motorsports, and performance vehicles.

Model Evolution

Introduction Year:

Key Updates:

Upgraded suspension components, improved braking systems, chassis refinements, and engine tuning over its production run. Major updates occurred in later years for emission compliance and performance.

Production

Production Status:

Discontinued (production ceased around 2006 due to emissions regulations, though the manual covers 'ONWARDS').

Legacy:

Remains highly sought after by enthusiasts for its performance and modification potential.

🏆 Awards & Recognition

Recognitions

Industry Standing:

Widely regarded as a legendary performance ATV with a strong aftermarket support and enthusiast following.