Overhaul Manual
O-360 and IO-360 Series Engines
Fuel injection system removal
(1) Remove engine fuel injection manifold
tubing clamps (70, 75 Figure 72-00-
09.39), nuts (85), and screws (80).
(2) Disconnect injector tubing (55, 60), eight
places at fittings (40), elbow (25), and
injector nozzle assembly (90). Remove
nozzle assemblies (90) four places.
(3) Remove fuel manifold bracket (1)
retaining nuts, washers, (5) and bolts
(10). Remove manifold (15) retaining
bolts (25) and washer (20).
(4) Disconnect and remove fuel hoses (30,
35, Figure 72-00-09.38). Remove nuts,
(25) lockwashers (20), and flat washers
(15) from studs. Remove injector servo
assembly (10) and remove gasket and
spacer (5).
Magneto and harness removal
(1) Unscrew ignition wiring harness leads
(5, 10, Figure 02-00-00.10) from the top
and bottom spark plugs (50). Remove
harness attaching caps (5), two places,
from the magneto. Remove spark plugs
(50) from cylinder.
(2) Remove magneto (15, Figure 72-00-
09.40) attaching nut (30), washer (25),
and clamp (20). Remove the magneto
(15) and discard gasket (10). Remove
the adapter (5) and gasket (1). Remove
cotter pin (40), nut, and washer.
Remove magneto gear (35) and install
nut back on threads to prevent damage
to drive shaft threads.
Oil level gage housing Removal
(1) Unscrew the oil gage (10, Figure 72-
00-09.28) and remove the oil gage
housing (5). Discard seals (15, 20).
Fuel pump removal (as required)
(1) Remove fuel pump screws (15,
Figure 72-00-09.32) and washers
(10). Remove fuel pump (5) and
gasket (1). Remove elbows (25, 30)
and discard o-rings (20).
Oil filter and Adapter removal
(1) Unscrew the oil filter (40, Figure 72-
00-09.35). Remove the vernatherm
(temperature control valve) (35).
Remove screws (30), washers (15,
20), and nut (25) that secure the oil
filter adapter (10) to the accessory
housing. Discard gasket (5).
Remove cooler bypass plug (55),
and discard gasket (50).
Vacuum pump or cover removal
(1) Remove the vacuum pump (or
cover) attaching nuts (40, Figure 72-
00-09.31), lockwashers (35) and flat
washers (30). Remove pump (or
cover (20) as appropriate) and
discard gasket (15). Remove
adapter assembly (25). Discard
gasket (10) and remove vacuum
gear (1) and thrust washer (5) from
housing. Remove oil seal (55) and
discard.
Propeller governor removal (as required)
(1) Remove the propeller governor oil line.
Remove any clamps. Remove elbows
(10, 15) and any attaching hardware, as
required, to allow hose removal, discard
o-ring (20).
(2) Remove the cover nuts (30) as required,
(Figure 72-00-09.33), lockwashers (25),
and flat washers (20). Remove cover
(65) and discard gasket (60). Remove
retaining ring (55) and thrust washer (5).
Remove adapter nuts (30), lockwashers
(25), and flat washers (20). Remove
propeller governor adapter (15).
Discard gasket (10). Tag and save
thrust washer (5). Remove gear shaft
(1) from housing.
Accessory Housing Assembly Removal
(1) Remove the accessory housing
assembly by removing the bolts (15,
Figure 72-00-09.23), lockwashers
(10), and flat washers (5). Remove
bolt (20), washer (10), and nut (25)
two places. Remove accessory
housing (40) and gasket (35).
Remove fuel pump plunger (1,
Figure 72-00-09.24).
(a) Remove nuts (90) and washers
(85) to remove oil pump housing
assembly (80). Remove oil
pump drive shaft (115) and
impeller gears (105, 110).
3
© March 2005 Superior Air Parts Inc.
72-00-06
Engine Disassembly
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