Kawasaki KXF250-A1, Tecate-4 All Terrain Vehicle Service Manual (1987-1988)

Kawasaki KXF250 Tecate-4 ATV Service Manual (1987-1988)

This is the definitive, high-quality professional service guide for the legendary Kawasaki KXF250 Tecate-4. Originally published in April 1987, this manual provides the technical depth required to maintain, troubleshoot, and restore one of the most iconic high-performance 2-stroke ATVs ever built.

Designed primarily for trained mechanics, this document offers enough step-by-step detail to empower any owner who wants to perform their own basic maintenance or complex engine overhauls.

Model Coverage & Identification

This manual specifically covers the high-performance KXF250 Tecate-4 series. To ensure you are using the correct technical data, you can verify your vehicle using the following serial number locations:

• Frame Number: Located on the front of the frame (refer to the Model Identification section in the manual).
• Engine Number: Stamped on the engine crankcase.

Included Models:

• Kawasaki KXF250-A1 Tecate-4 (1987)
• Kawasaki KXF250-A2 Tecate-4 (1988)

Technical Highlights & Engine Performance

The heart of the Tecate-4 is its liquid-cooled, 249cc 2-stroke single-cylinder engine. This manual contains exclusive data on the Kawasaki Integrated Power Valve System (KIPS), which was revolutionary for its time. KIPS allows the engine to alter exhaust port area and timing, producing massive high-speed power without sacrificing low-end torque.

Key Engine Specifications included:

• Engine Type: 2-stroke, Piston Reed Valve (licensed under Boyesen patents).
• Displacement: 249 mL.
• Carburetion: Mikuni VM34SS for precision fuel delivery.
• Ignition: Electronically advanced CDI system.
• Lubrication: Petrol mix at a 20:1 ratio using 2-stroke racing oil.

What is covered in this manual?

This manual is divided into major systems, ensuring that every bolt, seal, and adjustment is documented:

• Fuel System: Comprehensive tuning for the Mikuni carburetor, including float arm height (17.1mm) and reed valve warp limits (0.7mm).
• Cooling System: Detailed procedures for the pressurized forced circulation system, water pump impeller service, and radiator pressure testing.
• Engine Top End: Full specs for the KIPS mechanism, cylinder de-carbonization, and piston/cylinder clearance (Standard: 0.054-0.064 mm).
• Transmission & Clutch: Service data for the 6-speed constant mesh transmission and the wet multi-disc clutch.
• Chassis & Suspension: Maintenance for the Tubular Double Cradle frame and the specialized Uni-Trak rear suspension.
• Brakes: Complete overhaul guides for the dual front discs and single rear disc systems.
• Electrical System: Wiring diagrams, alternator output tests, and CDI timing advance specifications.

Professional Features for the DIY Owner

• Exploded Views: Every chapter features detailed component diagrams showing exactly how parts fit together.
• Torque Specifications: Includes the "Torque and Locking Agent" tables, ensuring every fastener is tightened to factory standards to prevent equipment damage.
• Periodic Maintenance Chart: A complete schedule for daily, 10-hour, and 20-hour service intervals to keep your Tecate-4 in race-ready condition.
• Special Tools List: Identifies the specific Kawasaki tools needed for precision measurements and assembly.

By following the procedures in this manual, you ensure the longevity of your vintage ATV while maintaining the performance standards Kawasaki intended. Whether you are adjusting the throttle lever free play (Standard: 2-3 mm) or splitting the crankcase for a full rebuild, this manual is your most valuable garage companion.