TOHATSU MFS 8B Service Manual page 152

1. Put pistons into cylinder with piston crown
directing flywheel side
install the piston into the cylinder.
Before installing, apply engine oil to piston
peripheral surfaces, piston rings and piston sliders.
Piston Slider
P/N. 3V1-72871-0
2. Install bearing half
· Be sure that individual bearings are installed
to their original locations.
· Install bearings with their projection
cylinder block groove.
3. Apply engine oil to bearings and crankshaft, then install
crankshaft.
4. Attach connecting rod cap
connecting rod bolts
· Bring each piston to bottom dead center
position.
Be sure that individual connecting rod caps
are installed to their original connecting rod.
· Be careful of orientation of connecting rod
cap.
· After installing connecting rod cap, apply
engine oil to connecting rod side clearance.
Connecting rod bolt
First Tightening Torque : 6 N · m (4 lb · ft) [0.6 kgf · m]
Second Tightening Torque : 12 N · m (9 lb · ft) [1.2 kgf · m]
5. Install oil seals and
Apply Lithium grease to lip of oil seals before
installing them.
5-48
, set pistons on the piston slider
:
to cylinder block .
to connecting rod, and tighten
in two steps to specified torque.
:
to crankshaft as shown.
"UP" mark
,
fit into
4st 8/9.8 2016