16 ENGINE 170
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– Mount dowels 2.
– Put on cylinder head gasket 3.
– Mount the cylinder head.
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– Mount screws 4 with the washer and tighten in a crisscross pattern.
Guideline
Cylinder head screw M10 Step 1
20 Nm
(14.8 lbf ft)
Step 2
40 Nm
(29.5 lbf ft)
Thread is oiled,
head flat is
greased
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– Mount and tighten screws 5.
Guideline
Cylinder head screw M6 12 Nm (8.9 lbf ft)
16.5.24 Installing the camshafts (125 Duke)
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– Turn the crankshaft clockwise until markings 1 and 2 align.
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– Pull up the timing chain and insert exhaust camshaft 3.
– Place the timing chain over the camshaft gear of the intake camshaft.
Markings A of the camshafts align with the edge of the cylinder head.