TOHATSU BFT75A Service Manual page 380

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Clean the cylinder head [1] and the cylinder block
mounting surfaces.
Install the two dowel pins [2] on the cylinder block.
Install a new cylinder head gasket [3] on the cylinder
block by setting the projection of the cylinder head
gasket in the position shown.
Align the dowel pins on the cylinder block with the
dowel pin installation positions of the cylinder head on
the cylinder block.
Apply engine oil to the threads and seat of the bolt/
washers (9 x 155 mm) [1]. Loosely tighten the ten bolt/
washers (9 x 155 mm), bolt (8 x 110 mm) [2], and bolt (8
x 95 mm) [3] on the cylinder head.
Tighten the ten bolt/washers (9 x 155 mm) [1] to the
specified torque in the numbered sequence shown in
two or three steps.
After tightening to the specified torque, tighten the bolt/
washers an additional 130° in the numbered sequence
shown.
TORQUE:
Tighten the two bolts [2].
Install the following:
– Fuse box/regulator/rectifier (page 10-4)
– Ignition coil (page 3-15)
– Fuel injector (page 5-75)
– Intake manifold (page 5-71)
– Chain case/cam chain (page 14-9)
– Alternator (page 7-9)
– Cylinder head cover (page 14-16)
– Engine under cover (page 6-7)
– Engine cover
Connect the following:
– ECT sensor 3 (2P) connector (page 5-85)
– CMP sensor 3P connector (page 5-83)
– HO2S 4P connector (page 5-82)
29 N·m (3.0 kgf·m, 21 lbf·ft) + 130°
CYLINDER HEAD
[2]
[1]
[1]
7.
5.
1.
3.
9.
[3]
[1]
[2]
[3]
10.
4.
2.
[2]
6.
8.
14-21