2-6 PERIODIC MAINTENANCE
SPARK PLUG AND IGNITION COIL/PLUG CAP
INSTALLATION
• Install the spark plugs to the cylinder head with fingers, and
then tighten them to the specified torque with a wrench.
% Spark plug: 11 N
.
m (1.1 kgf
.
m, 8.0 Ib-ft)
$
Do not crossthread or over tighten the spark plug, or the
spark plug will damage the aluminum threads of the cyl-
inder head.
• Install the spark plug caps.
VALVE CLEARANCE
Valve clearance must be checked and adjusted when:
(1) the valve mechanism is service, and
(2) the camshafts are serviced.
Check and adjust the clearance to the specification.
" Valve clearance (when cold): IN. 0.08 – 0.13 mm
(0.003 – 0.005 in)
EX. 0.17 – 0 22 mm
(0.007 – 0.009 in)
NOTE:
* The clearance specification is for COLD state.
* Both intake and exhaust valves must be checked and adjusted
when the piston is at Top Dead Center (TDC) of the compres-
sion stroke.
• Remove the front and rear seats. (!7-2)
• Remove the fuel tank (!5-3)
• Remove the cylinder head cover caps (1, 2).
• Remove the spark plug caps.
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