Removing Cam Levers; Removing Exhaust Side Cam Shaft And Slotted Thrust Washer; Removing Drain Back Tube; Outlet Seal Styles - Kohler Courage SV470 Service Manual

2. Remove the screws securing the cam levers to the
for proper reassembly.
NOTE: Cam Gear assemblies may contain either two
or four rivets. The four rivet design is shown
Figure 8-41. Removing Cam Levers.
Figure 8-42. Removing Exhaust Side Cam Shaft
and Slotted Thrust Washer.
4. If the engine contains an internal drain back
tube, unhook it from the oil pump and pull it
out of the crankcase passage. Check for cracks,
Drain Back Tube
Figure 8-43. Removing Drain Back Tube (Some
Models).
NOTE: Engine Serial No. 332740003 and Lower, use
a rubber outlet between the oil pump outlet
and lower main bearing area. Some models
use an open seal with an internal passage to
feed oil to the lower bearing. Some models
use a closed
.
Engine Serial No. 332740003 and Higher, the
outlet of the oil pump is closed and no rubber
Open Seal
Figure 8-44. Outlet Seal Styles (Some Models).
Open Outlet Style
(Requires Seal)
Figure 8-45. Pump Outlet Styles.
Section 8
Disassembly
Closed Seal
Closed Outlet Style
8.11
8