Target Audience:
DIY mechanics, independent repair shops, and Yamaha enthusiasts.
Manual Authenticity:
100% Factory Manual, guaranteeing accuracy and completeness.
Diagrams Included:
Exploded diagrams preceding disassembly sections for visual clarity.
Procedural Format:
Sequential, step-by-step format for ease of use.
Quality Guarantee:
100% Satisfaction Guarantee or money back.
Comprehensive Explanation:
All disassembly, repair, assembly, and inspection operations.
Estimated Page Count:
Not specified in product information
Manual Classification:
Factory Service Manual
Format:
Print (implied by 'handy reference', but digital format often provided with such listings)
Engine Systems:
Engine disassembly, assembly, inspection, troubleshooting, repair.
Chassis Systems:
Suspension, steering, skis, track systems, brake system.
Electrical Systems:
Ignition system, lighting, electrical components, wiring diagrams (likely).
Fuel System:
Fuel delivery, carburetor/injection system (if applicable), fuel tank, lines.
Drive Train:
Clutch system (primary and secondary), drive and driven sprockets, chaincase (if applicable).
Maintenance Procedures:
Scheduled maintenance, lubrication, adjustments, filter replacement, spark plug service.
Repair Procedures:
Component level repair and replacement for all major systems.
Overhaul Procedures:
Complete engine rebuild, transmission overhaul (if applicable).
Troubleshooting Diagnostics:
Systematic diagnostic procedures for common and uncommon issues.
Diagnostic Capability:
Advanced diagnostics, fault code interpretation (if applicable).
Rebuild Detail:
Detailed step-by-step instructions for complete engine and component rebuilds.
Special Tools:
Identification of required special tools for specific procedures.
Torque Specifications:
Comprehensive list of all critical torque specifications.
Digital Format Quality:
High resolution, printable pages, searchable text (expected for factory manuals).
Paper Type:
Durable, high-quality paper suitable for workshop environments.
Binding:
Professional binding for easy page turning and durability.
Engine Type:
120cc single-cylinder, 4-stroke (common for this class of snowmobile)
Bore X Stroke:
Specific details require manual consultation, but typical for 120cc class.
Compression Ratio:
Specific details require manual consultation.
Horsepower:
Estimated 5-8 HP (typical for this displacement and application).
Torque:
Specific details require manual consultation.
Fuel Delivery System:
Carburetor (likely, e.g., Mikuni VM series or similar for small displacement).
Fuel Type:
Unleaded Gasoline (typically regular octane).
Cooling Method:
Air-cooled (common for this engine size and application).
Ignition Type:
CDI (Capacitor Discharge Ignition).
Transmission Type:
Automatic Continuously Variable Transmission (CVT) with centrifugal clutch.
Optional Transmission:
None specified, CVT is standard for this model.
Clutch System:
Primary (Drive) and Secondary (Driven) clutch assembly.
Gear Reduction:
Integrated into the drive system, ratios detailed in manual.
Overall Length:
Specifics require manual consultation, but typically compact for youth models.
Overall Width:
Specifics require manual consultation.
Overall Height:
Specifics require manual consultation.
Dry Weight:
Specifics require manual consultation, but typically around 200-250 lbs.
Ski Stance:
Specifics require manual consultation.
Crash Test Information:
Not applicable for snowmobiles in the same manner as automobiles.
Braking System:
Hydraulic disc brake (likely rear track brake).
Kill Switch:
Standard handlebar-mounted kill switch with lanyard.
Throttle Limiter:
Often adjustable throttle limiter for younger riders.
Handguards:
Standard protective handguards.
Display Features:
Basic digital or analog instrumentation (speedometer, odometer, possibly engine temp).
No Advanced Assistance:
As an entry-level youth model, advanced driver assistance systems are not present.
Connectivity Options:
No electronic connectivity features.
Oil Change Interval:
Refer to manual for specific mileage or operational hours, typically annually or at 1000 miles/100 hours for 4-stroke.
Spark Plug Replacement:
Refer to manual, usually every 1000-2000 miles or annually.
Track Tension Adjustment:
Check and adjust as needed, typically every few hundred miles or as per manual.
Clutch Inspection:
Inspect primary and secondary clutches for wear and proper operation annually.
Engine Oil Type:
Yamalube 4-stroke synthetic oil (specific viscosity grade like 10W-40 or 5W-30 as per manual).
Engine Oil Capacity:
Specific capacity requires manual consultation, but typically around 1-2 quarts.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (check manual for exact specification).
Common Wear Items:
Drive belt, spark plugs, track lugs, hyfax (slide rails), clutch pucks/rollers.
Carburetor Icing:
Can occur in very cold, humid conditions; manual will have troubleshooting steps.
Yamaha Powersports:
Yamaha has a long and distinguished history in powersports, including snowmobiles, motorcycles, and ATVs, known for engineering and reliability.
Srx Series:
The SRX designation in Yamaha's history typically signifies high-performance sport snowmobiles, though the SRX120 is an entry-level youth model.
Manufacturing Origin:
Yamaha Snowmobiles are primarily manufactured by Yamaha Motor Corporation.
