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General| Displacement | 84.9 cc |
|---|---|
| Ignition | CDI |
| Starter | Kickstarter |
| Transmission | 6-speed |
| Final Drive | Chain |
| Front Brake | Disc |
| Rear Brake | Disc |
| Front Tire | 70/100-17 |
| Rear Tire | 90/100-14 |
| Engine Type | Single-cylinder, 2-stroke |
| Power | 25 hp |
| Fuel System | Carburetor |
| Rear Suspension | Mono shock |
Details on adjusting the carburetor, including idle speed, part-throttle, and full-throttle ranges.
Step-by-step guide for bleeding the hydraulic clutch system using specific fluids.
Lists and illustrates specialized tools required for engine work on the 85 SX model.
Provides instructions on how to clean the motorcycle.
Outlines procedures for storing the motorcycle for extended periods.
Step-by-step instructions for safely removing the engine from the motorcycle frame.
Detailed guide for reinstalling the engine into the motorcycle frame, including torque specifications.
Instructions for refilling and bleeding the motorcycle's cooling system.
Procedure for checking and adjusting the throttle cable play for optimal performance.
Step-by-step guide for draining the engine's gear oil.
Detailed steps for disassembling the cylinder head, cylinder, and piston assembly.
Steps for disassembling the clutch assembly.
Steps for separating the engine housing halves.
Instructions for removing the crankshaft.
Detailed steps for servicing the right-hand engine housing half.
Detailed steps for servicing the left-hand engine housing half.
Procedures for servicing the crankshaft, including bearing replacement.
Checks and maintenance for the piston, including ring end gap.
Detailed checks for wear on clutch components like springs, discs, and hub.
Procedures for assembling the engine housing halves with gaskets and seals.
Procedures for mounting the primary drive and clutch components.
Procedures for mounting the piston and cylinder assembly.
How to adjust dimension "X" using base gaskets for correct compression.
Procedure for adjusting the ignition timing.
Electrical resistance values for the ignition system stator coils at 20° C.
Procedures for measuring the primary and secondary resistance of the ignition coil.
Instructions for measuring ignition system voltages using a peak voltage adapter.
A chart detailing common engine problems, their causes, and recommended remedies.
Detailed technical data for the 85 SX engine, including dimensions, ratios, and settings.
Specific settings and values for the Keihin PWK 28 carburetor.
Specified torque values for various engine assembly bolts and nuts.
Schedule of routine maintenance tasks based on operating hours or mileage.
Essential checks and maintenance tasks for the rider to perform regularly.
Electrical wiring diagram for the 85 SX model, showing components and connections.
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