Mitsubishi Lancer Evolution 7. Manual — part 169
ENGINE OVERHAUL -
Oil Pump and Oil Pan
11B-53
"
JA PLUG CAP INSTALLATION
1. Install a new O-ring onto the oil pump case.
2. Lightly tighten the plug cap by hand.
3. As shown in the illustration, fit the special tool (MD998162)
into the notch on the plug cap, and while supporting with
the special tool (MD998783), tighten the plug cap at the
specified torque 23 ± 3 N•m.
"
KA OIL PRESSURE SWITCH INSTALLATION
Sealant
Specified sealant:
3M
TM
AAD Part No. 8672 or equivalent
Caution
(1) Make sure that the sealant does not protrude to the
end of the threads.
(2) Do not tighten too far.
"
LA OIL PAN INSTALLATION
1. Clean the surface of the cylinder block and oil pan onto
which gasket is to be applied.
2. Squeeze out form-in-place gasket at a 4 mm width, and
apply onto the entire periphery of the oil pan flange.
Form-in-place gasket
Specified gasket:
Mitsubishi Genuine Part No. MD970389 or
equivalent
3. Note that the lengths of the bolts shown in the illustration
differ, so take care when installing.
MD998162
MD998783
Bolt hole section
Groove
Timing belt side
M6 × 8
ENGINE OVERHAUL -
Oil Pump and Oil Pan
11B-54
"
MADRAIN PLUG GASKET INSTALLATION
Replace the gasket with a new part, and install at the direction
shown in the illustration.
Caution
Incorrect installation direction will lead to oil leaks.
"
NA OIL FILTER INSTALLATION
1. Clean the installation surface on the cylinder block side.
2. Apply engine oil on the O-ring for the oil filter.
3. Screw in the oil filter, and tighten approx. 3/4 of a rotation
(approx. 14 ± 2 N•m) from where the O-ring contacts
the installation surface.
INSPECTION
1. COUNTER BALANCE SHAFT
(1) Make sure that the oil hole is not clogged.
(2) Check the journal (bearing section) for seizure or
damage, and check the state of contact with the
bearings. If any faults are found, replace the counter
balance shaft, bearing or oil pump case assembly.
2. OIL COOLER BYPASS VALVE
(1) The valve must move smoothly.
(2) The L dimension must be at the standard value at
a constant temperature, constant humidity state.
Standard value: 34.5 mm
(3) The protruded dimensions must be at the standard
value after submerging into 100_C oil.
Standard value: 40 mm
Drain plug
Oil pan
Oil pan side
Gasket
Bracket side
L
Valve
ENGINE OVERHAUL -
Oil Pump and Oil Pan
11B-55
3. OIL PUMP
(1) Assemble the drive gear and driven gear into the
oil pump case.
(2) Inspect the side clearance with a thickness gauge.
Standard value:
Drive gear 0.08 - 0.14 mm
Driven gear 0.06 - 0.12 mm
ENGINE OVERHAUL -
Piston and Connecting Rod
11B-56
PISTON AND CONNECTING ROD
REMOVAL AND INSTALLATION
20 ± 2 N•m + 90_ - 94_
2
1
Apply engine oil on
all sliding sections
before installing.
4
5
6
12
7
3
8
9
10
11
Removal steps
"
GA 1. Connecting rod cap nut
A
A" "FA 2. Connecting rod cap
"
EA 3. Connecting rod bearing
"
DA 4. Piston connecting rod
5. Connecting rod bearing
"
CA 6. Piston ring No. 1
"
CA 7. Piston ring No. 2
"
BA 8. Oil ring
A
B" "AA 9. Piston pin
10. Piston
11. Connecting rod
12. Bolt
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