Oil Pump - Horizontal Shaft Engines - Disassembly
The following procedure applies to
horizontal shaft
engines.
1. Remove 2 fasteners (
A
Figure 134) to release oil pump
(
B
) from crankcase cover (
C
) .
134
2. Remove o-rings (
D
) from screws and discard.
Oil Pump - Horizontal Shaft Engines - Assembly
1. Install the oil pump (
B
, Figure 134) onto the crankcase
cover with
new
O-rings and seals.
2. Install
new
O-rings (
D
) onto the 2 oil pump fasteners.
3. Start by hand the 2 oil pump fasteners. Tighten to
90 lb-
in
(10.2 Nm).
Oil Pump - Vertical Shaft Engines - Disassembly
The following procedure applies to
vertical shaft
engines.
1. Remove 4 fasteners (
A
, Figure 135) to release cover (
B
)
from crankcase cover (
C
).
135
2. Remove o-ring (
D
) from crankcase cover groove. Discard
O-ring.
3. Remove oil intake filter (
E
) from crankcase cover.
4. Remove 3 fasteners (
F
) to release oil pump (
G
) from
crankcase cover.
Oil Pump - Vertical Shaft Engines - Assembly
1. Install the oil pump (
G
, Figure 135) onto the crankcase
cover, aligning the 3 fastener holes.
2. Start by hand the 3 oil pump fasteners (
F
). Tighten to
90
lb-in
(10.2 Nm).
3. Install the oil intake filter (
E
) onto the crankcase cover.
4. Install
new
o-ring (
D
) into crankcase cover groove.
5. Install the cover (
B
) onto the crankcase cover.
6. Start by hand the 4 cover fasteners. Tighten to
90 lb-in
(10.2 Nm).
Optional Oil Guard System - Disassembly
Oil Guard Oil Supply Pump - Removal
Remove the oil supply pump from the crankcase cover as
follows:
107
Summary of Contents for BIG BLOCK M540000
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