
ForewordBreak-in procedures
During manufacture only the best possible materials are
used and all machined parts are finished to a very high
standard but it is still necessary to allow the moving parts
to “break-in” before subjecting the engine to maximum
stresses. The future performance and reliability of the
engine depen ...
Pair reed valve removal and installation
Removal
Lift and support the fuel tank with the prop stay.
Refer to “fuel tank removal and installation” in section 1g .
Remove the air cleaner box. Refer to “air cleaner box removal and
installation” in section 1d .
Remove the pair control solenoid valve (1) along with the ...
Camshaft inspection
Refer to “engine top side disassembly” .
Refer to “engine top side assembly” .
Camshaft identification
The exhaust camshaft has the embossed letters “ex”
and the intake camshaft has the embossed letters “in”.
Cam wear
Check the camshaft for wear or damage.
Measure the cam height “a” w ...