Target Audience:
Youth and entry-level sport ATV riders; lightweight 2-stroke trail machine
Segment:
Entry-level sport ATV class
Advantage:
Simple air-cooled 2-stroke design, lightweight chassis, low purchase price, and large aftermarket support made it a popular choice in its class
Engine:
196cc air-cooled 2-stroke single
Transmission:
6-speed manual clutch
Suspension:
Independent double wishbone front, swingarm rear
Scope:
Complete OEM replacement parts catalog for the 1990 Blaster YFS200
Content:
Illustrated exploded parts diagrams with part numbers listed by section
Type:
OEM factory parts manual (microfiche/parts catalog reprint)
Illustrations:
Exploded parts diagrams for all assemblies
Delivery:
Instant digital download
Engine:
Cylinder, crankcase, piston, crankshaft, cylinder head components
Fuel System:
Carburetor, fuel tank, fuel cock, throttle cable
Transmission:
Gearbox, shift cam and forks, primary driven gear
Intake/Exhaust:
Air filter, exhaust pipe and muffler
Chassis:
Frame, front and rear suspension, A-arms, swingarm
Wheels & Steering:
Front and rear wheels, handlebar, steering stem
Brakes:
Front and rear brake assemblies, drums and cables
Electrical:
Wiring, CDI unit, coil, lighting components
Body:
Fenders, seat, decals, grab bar and covers
Disassembly:
Exploded diagrams support complete teardown of any assembly
Repair:
Identify worn or damaged components for replacement
Assembly:
Correct order and orientation of all parts during reassembly
Ordering:
Exact OEM part numbers for accurate parts replacement
Detail Level:
Component-level exploded views for every assembly
Part Numbers:
Full OEM part numbers listed in each section
Diagram Callouts:
Item numbers keyed to parts lists
Fasteners:
Bolts, nuts, washers, and seals listed per assembly
Gaskets:
Gasket and O-ring part numbers included
Cables:
Throttle, brake, and clutch cable part numbers included
Bearings & Bushings:
Suspension and steering bearing part numbers included
Sections:
Parts grouped by functional sections for quick lookup
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
Type:
Single-cylinder 2-stroke, air-cooled
Bore x Stroke:
66mm x 57mm
Cooling:
Forced air (fan-equipped)
Rated Output:
N/A - parts manual does not include performance figures
Carburetor:
Mikuni slide carburetor
Fuel Type:
Premixed gasoline and 2-stroke oil
Fuel Tank Capacity:
N/A - not specified in parts manual
Brakes:
Sealed dual drum brakes, front and rear
Steering:
Wide handlebar for control
Engine Stop:
Handlebar-mounted engine kill switch
Grab Bar:
Rear grab bar standard
Footrests:
Full-width footrests
Crash Ratings:
N/A - ATVs are not assigned crash test ratings
Air Filter:
Foam element, clean frequently, especially in dusty conditions
Spark Plug:
Standard 2-stroke spark plug; heat range per plug designation chart
Piston & Rings:
Common wear item; inspect top end regularly on 2-stroke engines
Chain:
Drive chain: regular cleaning, lubrication, and slack adjustment
Brakes:
Drum brake shoes: periodic inspection and replacement
Transmission Oil:
SAE 10W-30 type SE motor oil (transmission case shared with engine)
Fuel Mixture:
Gasoline mixed with 2-stroke injection/TC-W3 oil at ratio specified for the model
Grease Points:
Chassis grease at steering stem, suspension pivots, and cables
Manufacturer:
Yamaha Motor Company, founded 1955
ATV Lineage:
Yamaha pioneered recreational ATVs with the Tri-Moto in the late 1970s and quad ATVs from 1985
Introduction:
Blaster YFS200 introduced in 1988 and built largely unchanged through 2006
Longevity:
One of the longest-running sport ATV models of its era
Origin:
Manufactured by Yamaha Motor Co., Ltd., Japan
