TOHATSU MFS 2 Service Manual

5-36
Power Unit
4st 2/2.5/3.5 2007
3. Attach slinger 4.
4. Install oil seal 5 to crank shaft ass'y 6.
6. Apply engine oil to bearing, crank shaft and connecting
rod big end.
5. Install crank shaft ass'y 6 to cylinder block 2 as shown.
37) Assembly of Cylinder and Crank Case
1. Place cylinder block upside down on the work bench.
2. Bring piston crown 1 "UP" mark to flywheel side
←, set
piston ass'y 3 on the cylinder block 2 to assemble.
UP
2
1
1
3
3
4st OIL
4st
OIL
LIT
GREASE
LIT
6
4
2
5
77 77
a
b
b
a
4st OIL
4st
OIL
Before assembling, apply engine oil to piston
peripheral surfaces, piston rings and cylinder
liner.
Apply grease to lip of oil seal before installing it.
7. Attach connecting rod cap 8 to connecting rod 0, and
tightening connecting rod bolts 9 in two steps to specified
torque.
Connecting Rod Bolts 9 :
1st
tightening torque : 5 N · m (4 lb · ft) [0.5 kgf · m]
2nd tightening torque : 10 N · m (7 lb · ft) [1.0 kgf · m]
8
9
c
0
4st OIL
4st
OIL
· Install connecting rod cap 8 after applying
engine oil to inside of the part.
· Bring locating marks c of connecting rod cap
8 and connecting rod 0 , and install in
original position (direction).
When installing, bring projection a of bearing 7
to notch b of cylinder block 2.
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TOHATSU MFS 2 Specifications

General

Brand	TOHATSU
Model	MFS 2
Category	Engine
Language	English