01 Engine 01 20 Cylinder head, valves and timing
Refitting the cylinder head Important: Carefully inspect the new cylinder head gasket to find any manufacturing flaws.
A
– Fit a new cylinder head gasket onto the cylinder block. Fit it dry without sealing compound. – To prevent damaging the cylinder head gasket, use centering studs. – Position the cylinder head on the centering pins and lay the cylinder head on the cylinder block. – Remove the centering studs. Warning: The 2 front screws (timing side) of the cylinder head are 26 mm longer than the other screws. Do not swap the screws. Important: Always use new cylinder head screws. – Fully dip the screws into clean motor oil. Eliminate any excess oil.
132msm20
Fig. 45
– Tighten the cylinder head screws to the specified torque setting, using the sequence indicated, starting with screw No.(1). Cylinder head bolts: Step 1: Tightening 10 daN.m. Step 2: Second tightening 15 daN.m. Step 3: Check torque after 5 minutes 15 daN.m. Step 4: Final angular tightening 60° +/- 10°. Description A Front of engine.
Arion 430-410 – 01.2010 – GB
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