Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playIf you don't have a helmet, buy a helmet and wear it every
time you ride
Most accidents occur within a few
miles of home, and almost half
occur at speeds of less than 30
mph. So even if you're just going
on a quick errand, be preparedstrap
on your helmet before you
take off.
Helmets do not reduce essential
vision or hearing. Generally, helmets
do not cause or ...
Injection timing description
Injection time (injection volume)
The factors to determine the injection time include the basic fuel injection
time, which is calculated on the basis of the
intake air pressure, engine speed and throttle opening angle, and various
compensations. These compensations are
determined according to ...
Service data
Valve + guide
unit: mm (in
Camshaft + cylinder head
unit: mm (in
Cylinder + piston + piston ring
unit: mm (in)
Conrod + crankshaft
unit: mm (in)
Balancer
unit: mm (in)
Throttle body
...