Target Audience:
Owners, mechanics, enthusiasts of 1988-1989 Kawasaki KX125 and KX250 motorcycles
Manual Value:
Comprehensive factory documentation, offering significant cost savings over dealer-sourced manuals
Content Highlight:
Includes torque specifications, part diagrams, and step-by-step repair procedures
Support:
Free replacement policy offered by the seller
Primary Coverage:
Factory Repair and Service
Secondary Coverage:
Maintenance, Troubleshooting, Overhaul, Rebuild
Type:
Service Manual / Repair Manual
Engine:
Complete engine tear down, rebuild, internal components, lubrication, cooling system
Transmission:
Gearbox, clutch, shifting mechanism, lubrication
Chassis And Frame:
Frame inspection, suspension, steering, swingarm, linkage
Electrical System:
Ignition system, stator, rectifier, charging system, lighting, switches
Fuel System:
Carburetor (including jetting, mixture screw, pilot jet, main jet, slow jet), fuel pump, fuel tank
Brake System:
Front and rear brakes, pads, rotors, fluid
Cooling System:
Radiator, coolant change, fluid specifications
Bodywork:
Plastics, fenders, panels, seat
Routine Maintenance:
Oil change, filter replacement, chain adjustment, air filter cleaning, spark plug inspection/replacement
Troubleshooting:
No spark, starting problems, performance issues, error codes
Rebuilds And Overhauls:
Complete engine rebuild, transmission overhaul, suspension rebuild
Component Installation:
Installation instructions for various parts and systems
Adjustments:
Carburetor adjustments, throttle cable adjustment, clutch adjustment, valve clearance (if applicable to year)
Depth:
Comprehensive, covering everything from basic maintenance to full engine and chassis rebuilds
Diagnostic Capabilities:
Detailed troubleshooting guides and symptom-based problem solving
Diagrams And Illustrations:
Includes pictures and part diagrams for visual guidance
Induction System:
Carbureted
Displacement Kx125:
124 cc (approximate)
Displacement Kx250:
249 cc (approximate)
Power Delivery:
Known for strong mid-range and top-end power, characteristic of performance motocross bikes of the era
Carburetor Size Kx125:
Likely 32mm or 34mm (e.g., Keihin PWK)
Carburetor Size Kx250:
Likely 34mm or 36mm (e.g., Keihin PWK)
Fuel Type:
Unleaded gasoline mixed with 2-stroke oil (ratio specified in manual)
Oil Type:
2-stroke engine oil (specific viscosity and grade to be found in manual)
Piston Type:
Single-ring, cast or forged (as specified in manual)
Engine Oil Change:
Refer to manual for specific intervals based on usage (e.g., after race hours or mileage)
Air Filter Cleaning:
Frequent cleaning recommended, especially in dusty conditions
Spark Plug Inspection:
Regular inspection for fouling and wear
Coolant Type:
Ethylene glycol-based coolant (specific mixture ratio to be found in manual)
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (verify in manual)
Overheating:
Can occur with aggressive riding or insufficient coolant; proper radiator maintenance is key.
Carburetor Fouling:
Common in two-strokes; requires regular cleaning and proper jetting for optimal performance.
Suspension Wear:
Seals and bushings in forks and shock can wear over time, requiring rebuilds.
Engine Bolts:
Detailed torque specifications for all critical engine components are provided.
Chassis Fasteners:
Torque values for suspension, swingarm, and wheel components are included.
Kawasaki Motocross:
Kawasaki has a long and successful history in motocross racing, with the KX line being a cornerstone of their off-road performance offerings.
Kx Line Development:
The 1988-1989 models represent a significant evolution in the KX platform, often featuring advancements in suspension, engine tuning, and chassis design from previous generations.
Production Era:
These models were produced during a highly competitive era in 125cc and 250cc motocross, directly challenging models from Yamaha, Honda, and Suzuki.
