Subaru Impreza 2004, Service Manual

Page: 7 / 46

ME(H4SO)-5
MECHANICAL
General Description
Connecting
rod
Bend twist per 100 mm (3.94
in) in length
Limit 0.10 mm (0.0039 in)
Side clearance
STD 0.070 — 0.330 mm (0.0028 — 0.0130 in)
Limit 0.4 mm (0.016 in)
Connecting
rod bearing
Oil clearance
1.6 L
2.0 L
STD 0.010 — 0.038 mm (0.0004 — 0.0015 in)
Limit 0.05 mm (0.0020 in)
2.5 L
STD 0.020 — 0.046 mm (0.0008 — 0.0018 in)
Limit 0.05 mm (0.0020 in)
Thickness at cen-
ter portion
1.6 L
2.0 L
STD 1.492 — 1.501 mm (0.0587 — 0.0591 in)
0.03 mm (0.0012 in)
US
1.510 — 1.513 mm (0.0594 — 0.0596 in)
0.05 mm (0.0020 in)
US
1.520 — 1.523 mm (0.0598 — 0.0600 in)
0.25 mm (0.0098 in)
US
1.620 — 1.623 mm (0.0638 — 0.0639 in)
2.5 L
STD 1.490 — 1.502 mm (0.0587 — 0.0591 in)
0.03 mm (0.0012 in)
US
1.504 — 1.512 mm (0.0592 — 0.0595 in)
0.05 mm (0.0020 in)
US
1.514 — 1.522 mm (0.0596 — 0.0599 in)
0.25 mm (0.0098 in)
US
1.614 — 1.622 mm (0.0635 — 0.0639 in)
Connecting
rod bushing Clearance between piston pin
and bushing
STD 0 — 0.022 mm (0 — 0.0009 in)
Limit 0.030 mm (0.0012 in)