TIMING CHAIN
ENGINE OVERHAUL
11B-28
• Make sure that the knock pin of the exhaust cam-
shaft assembly is positioned facing straight
upward.
• Slowly insert the exhaust camshaft sprocket into
the normal position of the exhaust camshaft
assembly with its knock pin hole facing straight
upward.
2. Install the exhaust camshaft sprocket.
3. Make sure that the exhaust camshaft sprocket is
securely inserted into the bottom and that the
exhaust camshaft sprocket does not rotate with
the hexagonal portion of the camshaft secured
with a wrench.
AK502738
4. Hold the hexagonal portion of the camshaft with a
wrench and tighten the camshaft sprocket bolt to
the specified torque of 59
± 5 N⋅m.
>>C<< TIMING CHAIN INSTALLATION
AK502924
Timing mark
AC
Crankshaft key
1. Align the timing mark of the inlet V.V.T. sprocket
and the exhaust camshaft sprocket.
2. Align the crankshaft sprocket keys with illustrated
positions.
AK502910AE
Timing mark
Link plate (orange)
3. Align the link plate (orange) with the timing mark
of the exhaust camshaft sprocket and loop the
timing chain.
AK502757AK
Timing mark
Link plate (blue
4. Align the link plate (blue) with the timing mark of
the inlet V.V.T. sprocket to loop the timing chain.
Rotate the inlet V.V.T. sprocket by one or two
teeth to align with the timing mark.
AK502735AE
Timing mark
Link plate
(blue)
5. Align the timing mark of the crankshaft sprocket
with the link plate (blue) to loop the timing chain.
Because the timing chain slacks, hold it to prevent
the timing mark from coming off the link plate.