5-20 ENGINE TOP END
Install the cylinder head.
First, tighten the cylinder head nuts (M10) [A].
Torque - Cylinder Head Nuts (M10):
20 N·m (2.0 kgf·m, 15 ft·lb)
37 N·m (3.8 kgf·m, 27 ft·lb)
After that, tighten the cylinder bolts [A], cylinder head bolts
[B] and cylinder head nuts (M6) [C].
Torque - Cylinder Bolts: 9.8 N·m (10 kgf·m, 87 in·lb)
Cylinder Head Bolts: 9.8 N·m (10 kgf·m, 87 in·lb)
Cylinder Head Nuts (M6): 9.8 N·m (10 kgf·m, 87
Install the removed parts (see appropriate chapters).
Cylinder Head Cleaning
Remove the cylinder head (see Cylinder Head Removal).
Remove the valves (see Valve Removal).
Wash the head with a high flash-point solvent.
Scrape the carbon out of the combustion chamber and
exhaust port with a suitable tool [A].
Clean the cylinder head in a bath of high flash-point sol-
Using compressed air, blow out any particles which may
obstruct the oil passage in the cylinder head.
Install the valves (see Valve Installation).