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A
E
Mitsubishi Motors Corporation
F9Q ENGINE –
(4) Tighten the new connecting rod bearing cap bolts to a
50 Nm
REN0114
INSPECTION
PISTON
(1) Measure the piston diameter at a point where A = 39
REN0199
PISTON RING
(1) Measure the thickness of the piston rings to check for
REN0200
PISTON PROTRUSION
(1) Clean the piston crown to remove deposits.
(2) Turn the crankshaft in the direction of operation to bring
(3) Measure the protrusion of No. 1 piston using a dial gauge.
Protrusion
(4) Measure the piston protrusion on the remaining cylinders
DEN0798
Mar. 2001
Piston
torque of 50 Nm.
mm
Standard value: 80 mm
wear.
Standard value
Piston ring No. 1: 2.5 mm
Piston ring No. 2: 2.0 mm
Oil ring: 3.0 mm
piston No. 1 to TDC.
NOTE
Do not take measurement at valve recess.
by following the same procedure.
PWEE0001-A
11A-13-3
Revised
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