Assemble Cylinder Head; Install Cylinder Head; Closure Plate Fastener Torque Sequence; Installing Drain Back Check Ball - Kohler Courage SV470 Service Manual

14
12
1
10
8
6
Figure 10-36. Closure Plate Fastener Torque
Sequence.

Assemble Cylinder Head

Prior to assembly, lubricate all the components with
engine oil, including the tips of the valve stems and
valve guides. Using a valve spring compressor, install
the following items in the order listed. See Figure
• Intake and exhaust valves
• Valve spring caps
• Valve springs
• Valve spring retainers
• Valve spring keepers
Figure 10-37. Assembling Cylinder Head.

Install Cylinder Head

NOTE: Do not reuse cylinder head screws or gasket,
always replace with new parts.
on the sealing surfaces of the cylinder head or
crankcase.
5
3
7
9
11
13
4 2
since the installation of the crank gear,
will set the piston at top dead center
proper valve lash adjustment later.
2. If the engine uses a drain back check ball, install
it into the keyhole slot in the top of the crankcase.
Figure 10-38. Installing Drain Back Check Ball.
(Some Models)
3. Install a new cylinder head gasket. See Figure
Figure 10-39. Installing Head Gasket.
4. Install the cylinder head and start the six hex
screw closest to the exhaust port. See
Section 10
Reassembly
10
10.11