Motor
Engine

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Engine – 2.5L Duratec-HE (122kW/165PS) - MI4
303-01A-90
303-01A-90
ASSEMBLY
the front of the cylinder block before tightening
the main bearing beam bolts.
Torque:
Stage 1: 5
Nm
Stage 2: 25
Nm
Stage 3: Loosen: 90°
8
4
2
6
10
7
3
1
5
E97420
19.
Using the dial indicator gauge with holding
fixture, measure crankshaft end play.
Special Tool(s): 100-002
Position the crankshaft to the rear of the
cylinder block.
Zero the dial indicator gauge with holding
fixture.
Move the crankshaft to the front of the
cylinder block. Note and record the
crankshaft end play.
Acceptable crankshaft end play is 0.22-0.43
mm (0.008-0.016 in). If the crankshaft end
play exceeds the specified range, install new
parts as necessary.
100-002
E139183
20.
CAUTION: Be sure not to scratch the
cylinder wall or crankshaft journal with
the connecting rod. Push the piston
down until the connecting rod bearing
seats on the crankshaft journal.
NOTE: Lubricate the pistons, piston rings,
connecting rod bearings and the entire cylinder
bores with clean engine oil.
NOTE: Make sure the piston arrow on top is
facing toward the front of the engine.
Using the piston ring compressor and the
connecting rod installer, install the piston and
connecting rod assemblies.
Special Tool(s): 303-D032, 303-462
When installing the pistons and connecting
rod assemblies, the oil ring gaps must be
positioned 60 degrees apart from each other
and a minimum of 90 degrees from the
expander gap.
The position of the upper and lower
compression ring gaps are not controlled for
installation.
303-462
303-D032
E139184
21.
CAUTION: The rod cap installation must
keep the same orientation as marked
during disassembly or engine damage
may occur.
NOTE: Install connecting rod caps and bolts
on the connecting rods for cylinders 1 and 4 first
and tighten. Then rotate crankshaft 180 degrees
and install connecting rod caps and bolts on