Target Audience:
Youth and entry-level sport ATV riders, plus experienced riders wanting a lightweight two-stroke trail machine
Class:
Entry-level / mid-size sport quad
Key Advantage:
Lightweight chassis, simple air-cooled two-stroke engine, and low cost made it one of the most popular and longest-produced sport ATVs
Primary Competitors:
Suzuki Quadracer 250, Honda TRX250X
Engine:
195cc two-stroke single, air-cooled
Handling:
Compact chassis and low weight for agile trail and dune riding
Simplicity:
Minimal electronics and simple mechanical layout ideal for home maintenance
Coverage Areas:
Engine, fuel system, transmission, chassis, suspension, brakes, electrical, and body components
Manual Type:
Professional quality service repair workshop manual
Delivery Method:
Instant download
Engine:
Complete teardown, inspection, and rebuild of the two-stroke single cylinder engine
Fuel System:
Carburetor removal, disassembly, cleaning, and tuning procedures
Lubrication:
Oil injection system service and premix guidance
Cooling:
Air-cooled engine fin inspection and cleaning
Transmission:
Six-speed constant mesh transmission overhaul
Clutch:
Wet multi-plate clutch removal, inspection, and adjustment
Final Drive:
Chain and sprocket inspection, adjustment, and replacement
Suspension:
Front A-arm and rear swingarm service, shock inspection
Brakes:
Front disc and rear drum brake service and adjustment
Electrical:
Ignition system, CDI unit, lighting, and wiring diagram testing
Steering:
Steering stem and handlebar service
Wheels and Tires:
Wheel removal, tire service, and torque specifications
Body:
Fender, seat, and body panel removal and installation
Procedures and Technical Depth
Repair Procedures:
Step-by-step disassembly and reassembly instructions with photos and illustrations
Torque Specifications:
Factory torque values for all major fasteners
Troubleshooting:
Symptom-based diagnostic charts for engine, electrical, and chassis faults
Special Tools:
Special tool usage and alternatives identified where required
Technical Depth:
Written to dealer workshop standard for professional technicians and DIY owners
Specifications Tables:
Wear limits, clearances, and factory service specifications included
Part Numbers:
Factory part references included where applicable
Exploded Views:
Detailed diagrams showing component relationships for correct reassembly
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
195cc two-stroke single cylinder
Bore and Stroke:
Approximately 66mm x 57mm
Lubrication:
Autolube oil injection or premix
Starting System:
Kick starter
Performance and Fuel System
Fuel System:
Mikuni slide carburetor
Fuel Type:
Premium unleaded gasoline; premix with two-stroke oil where oil injection is bypassed
Fuel Tank Capacity:
Approximately 2.4 US gallons (9 liters)
Ignition:
CDI electronic ignition
Exact Figures:
N/A - verify exact bore, stroke, and capacity figures in the manual for your model year
Ratings:
N/A - ATVs of this era were not subject to consumer crash test ratings
Passive Features:
Front and rear rigid fenders, foot pegs, and engine skid provisions
Active Features:
Front hydraulic disc brake and rear drum brake
Lighting:
Halogen headlight and taillight for trail visibility
Owner Responsibility:
Helmet and protective gear recommended; follow all ATV safety guidelines
Infotainment:
N/A - no audio or infotainment system on this ATV
Driver Assistance:
N/A - no electronic driver assistance features on this model
Instrumentation:
Basic gauge cluster with speedometer/odometer and indicator lights depending on year
Electrical:
CDI ignition and 12V lighting circuit
Engine Oil:
Check gearbox oil level regularly; replace per interval schedule in the manual
Air Filter:
Clean after every few rides in dusty conditions; foam element washable
Chain:
Lubricate and check adjustment before every ride
Spark Plug:
Inspect and replace at regular intervals; plug condition indicates jetting health
Gearbox Oil:
SAE 10W-30 motor oil or equivalent per factory specification
Two-Stroke Oil:
Yamalube 2-stroke oil or equivalent quality injection/premix oil
Brake Fluid:
DOT 4 for the front disc brake system
Known Issues and Wear Items
Common Wear:
Chain and sprockets, clutch plates, and rear drum brake shoes
Known Issues:
Oil injection system reliability concerns lead many owners to convert to premix; crank seals are a common two-stroke wear item
Carburetor:
Slide carburetor can gum up if the ATV sits; routine cleaning required
Manufacturer:
Yamaha Motor Company, founded 1955, one of the leading powersports manufacturers worldwide
Introduction:
Launched in 1987 as an entry-level sport ATV based loosely on the Banshee's two-stroke character
Production Run:
Produced from 1987 through 2006 with very few mechanical changes, one of the longest ATV production runs
Era Covered:
This manual covers 1987-2001 model years
Assembly:
Manufactured by Yamaha in Japan