
If any of the cylinder inside diameter measurements exceeds the service limit, replace the crankcase.
10 mm (0.39 in.) [A] 60 mm (2.36 in.) [B]
Cylinder (Upper Crankcase) Inside Diameter
Standard: 75.994
76.006 mm
(2.9919
2.9924 in.)
Service Limit: 76.09 mm (2.996 in.)

Piston Installation
Piston Wear InspectionValve Guide Installation
Apply engine oil to the valve guide outer surface before
installation.
Heat the area around the valve guide hole to about 120
150°C (248 302°F).
NOTICE
Do not heat the cylinder head with a torch. This will
warp the cylinder head. Soak the cylinder head and
heat the oil.
Usin ...
Brake Fluid Leak (Brake Hose and Pipe) Inspection
For KIBS equipped models, remove the fuel tank (see
Fuel Tank Removal in the Fuel System (DFI) chapter).
Apply the brake lever or pedal and inspect the brake fluid
leak from the brake hoses [A], pipes (KIBS equipped models)
[B] and fittings [C].
If the brake fluid leaked from any posit ...
Air Switching Valve (Service Code 64)
Air Switching Valve Removal/Installation
Refer to the Air Switching Valve Removal/Installation in
the Engine Top End chapter.
Air Switching Valve Inspection
Refer to the Air Switching Valve Unit Test in the Electrical
System chapter.
If the air switching valve [A] is normal, check ...