Visually inspect the isc valve if necessary.

Throttle body inspection and cleaning
Throttle valve synchronizationCrankshaft thrust clearance inspection and
selection
Refer to “engine bottom side disassembly” (page 1d-
49).
Refer to “engine bottom side assembly” .
Inspection
With the crankshaft’s right-side and left-side thrust
bearings inserted into the upper crankcase.
Measure the thrust clearance “a” between the leftside
thrust bearing and ...
Engine top side assembly
Assemble the engine top side in the reverse order of
disassembly. Pay attention to the following points:
Cylinder head
Install the dowel pins and a new cylinder head gasket
(1) to the cylinder.
Caution
use a new gasket to prevent gas leakage.
Place the cylinder head ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Transmission components” “gearshift lever construction”
“gearshift shaft / gearshift cam plate components” “gearshift
shaft construction”
Special to ...