Install each part in its original place.
2. Install the camshafts.
The difference between camshafts is determined by the location of the marking and the presence or absence of a threaded hole on the rear end of the camshaft.
Install the camshafts so that the dowel pins are positioned as shown in the illustration.
3. Install the camshaft brackets.
During assembly, pay attention to the front marks applied to the top sides of the brackets, as well as the neck numbers.
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4. Tighten the installation bolts in the order shown in the figure as follows.
(1) Tighten the bolts to 2.0 Nm (0.2 kg·m).
Make sure that the thrust part of the camshaft (rear end) installed in the cylinder head socket.
(2) Tighten the bolts to 5.9 Nm (0.6 kg·m).
(3) Tighten the bolts to 11.8-13.7 Nm (1.2-1.4 kg·m).
5. Install the camshaft sprockets.
The left and right sprockets are the same.
Align the camshaft pins with the grooves on the sprockets.
Tighten the camshaft sprocket installation bolt while holding the camshaft with a wrench by the hexagonal section.
6. After installing the secondary timing chain, check and adjust the valve clearances before installing the drain pipe (see section "Checking and adjusting valve clearances").
7. Complete the installation in the reverse order of removal.