Suzuki WagonR+ RB310 Service Manual page 793

6A2-58 ENGINE MECHANICAL (M13 ENGINE)
Installation
1) Clean mating surface of cylinder head and cylinder block.
Remove oil, old gasket and dust from mating surface.
2) Install knock pins (1) to cylinder block.
3) Install new cylinder head gasket (2) to cylinder block.
"TOP" mark provided on gasket comes to crankshaft pulley
side, facing up (toward cylinder head side).
4) Make sure that oil jet (venturi plug) (1) is not clogged.
If it is not installed, install it as specified torque.
Tightening torque
Venturi plug (a): 5 N·m (0.5 kg-m, 3.5 lb-ft)
5) Install cylinder head to cylinder block.
Apply engine oil to new cylinder head bolts and tighten them
gradually as follows.
a) Tighten cylinder head bolts ("1" – "10") to 20 N·m (2.0 kg-m,
14.5 lb-ft) according to numerical order as shown by using
a 12 corner socket wrenches.
b) In the same manner as in Step a), tighten them to 40 N·m
(4.0 kg-m, 29.0 lb-ft).
c) Turn all bolts 60° according to numerical order in figure.
d) Repeat Step c).
e) Tighten bolt "A" to specified torque.
NOTE:
Be sure to tighten M8 bolt ("A") after securing the other
bolt.
Tightening torque
Cylinder head bolt for M8 (a): 25 N·m (2.5 kg-m, 18.0 lb-ft)
Cylinder head bolt for M10
(b): Tighten 20 N·m (2.0 kg-m, 14.5 lb-ft),
40 N·m (4.0 kg-m, 29.0 lb-ft), 60° and 60° by the specified
procedure.