TOHATSU MFS 9.9 Owner's Manual page 156

Install exhaust cover r, and then install thermostat t, new
17.
gasket and thermostat cover y.
Install thermostat with the notch (shown by
arrow) facing upward.
18. Install oil filter and tighten it to specified torque by using oil
filter wrench.
Apply thin coat of engine oil to O-ring before
installing oil filter.
Oil Filter Wrench :
P/N. 3AC-99090-0
Oil Filter :
18 N · m (13 lb · ft) [1.8 kgf · m]
Install cylinder head and cylinder head cover u.
19.
For installation procedure, refer to "Chapter 5
Installation of Cylinder Head".
Install fuel pump i.
20.
Apply engine oil to fuel pump cam surface.
4st 9.9/15/20 2008
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