Subaru LEGACY 2006 Manual page 780

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MECHANICAL
Outer diameter
Piston
Piston pin specified diameter
Outer diameter
Clearance between piston and pis-
Piston pin ton pin:
Degree of fit
Ring closed gap
Piston ring
Ring groove gap
Bend or twist per 100 mm (3.94 in)
Connecting
in length
rod
Side clearance of large end
Oil clearance
Bearing of
Bearing size
large end
(Thickness at center)
Bushing of
Clearance between piston pin and bushing mm (in)
small end
Bend limit
Crank pin
Crank journal
Crankshaft
Crank pin outer
diameter
Crank journal outer
diameter
Thrust clearance
Oil clearance
Main bear-
Main bearing
ing
General Description
Standard
mm (in)
0.25 (0.0098) OS
0.50 (0.0197) OS
mm (in) Standard
Top ring
mm (in) Second ring
Oil ring
Top ring
mm (in)
Second ring
mm (in) Limit
mm (in) Standard
mm (in) Standard
Standard
0.03 (0.0012) US
mm (in)
0.05 (0.0020) US
0.25 (0.0098) US
Out-of-roundness
Cylindricality
Grinding limit (dia.)
Out-of-roundness
Cylindricality
Grinding limit (dia.)
Standard
0.03 (0.0012) US
mm (in)
0.05 (0.0020) US
0.25 (0.0098) US
Standard
0.03 (0.0012) US
mm (in)
0.05 (0.0020) US
0.25 (0.0098) US
mm (in) Standard
mm (in) Standard
Standard
0.03 (0.0012) US
#1, #3
0.05 (0.0020) US
0.25 (0.0098) US
mm
(in)
Standard
0.03 (0.0012) US
#2, #4, #5
0.05 (0.0020) US
0.25 (0.0098) US
ME(H4SO)-4
A 99.505 — 99.515 (3.9175 — 3.9179)
B 99.495 — 99.505 (3.9171 — 3.9175)
99.745 — 99.765 (3.9270 — 3.9278)
99.995 — 100.015 (3.9368 — 3.9376)
mm (in) 23.000 — 23.006 (0.9055 — 0.9057)
mm (in) 22.994 — 23.000 (0.9053 — 0.9055)
0.004 — 0.008 (0.0002 — 0.0003)
Piston pin must be fitted into position with
thumb at 20°C (68°F).
Standard 0.20 — 0.35 (0.0079 — 0.0138)
Standard 0.37 — 0.52 (0.0144 — 0.0203)
Standard 0.20 — 0.50 (0.0079 — 0.0197)
Standard 0.040 — 0.080 (0.0016 — 0.0031)
Standard 0.030 — 0.070 (0.0012 — 0.0028)
0.10 (0.0039)
0.070 — 0.330 (0.0028 — 0.0130)
0.016 — 0.044 (0.00063 — 0.0017)
1.492 — 1.501 (0.0587 — 0.0591)
1.510 — 1.513 (0.0594 — 0.0596)
1.520 — 1.523 (0.0598 — 0.0600)
1.620 — 1.623 (0.0638 — 0.0639)
Standard 0 — 0.022 (0 — 0.0009)
mm (in) 0.035 (0.0014)
mm (in) 0.003 (0.0001)
mm (in) 0.004 (0.0002)
mm (in) To 51.750 (2.0374)
mm (in) 0.005 (0.0002)
mm (in) 0.006 (0.0002)
mm (in) To 59.750 (2.3524)
51.984 — 52.000 (2.0466 — 2.0472)
51.954 — 51.970 (2.0454 — 2.0461)
51.934 — 51.950 (2.0446 — 2.0453)
51.734 — 51.750 (2.0368 — 2.0374)
59.992 — 60.008 (2.3619 — 2.3625)
59.962 — 59.978 (2.3607 — 2.3613)
59.942 — 59.958 (2.3599 — 2.3605)
59.742 — 59.758 (2.3520 — 2.3527)
0.030 — 0.115 (0.0012 — 0.0045)
0.010 — 0.030 (0.0001 — 0.0012)
1.998 — 2.011 (0.0787 — 0.0792)
2.017 — 2.020 (0.0794 — 0.0795)
2.027 — 2.030 (0.0798 — 0.0799)
2.127 — 2.130 (0.0837 — 0.0839)
2.000 — 2.013 (0.0787 — 0.0793)
2.019 — 2.022 (0.0795 — 0.0796)
2.029 — 2.032 (0.0799 — 0.0800)
2.129 — 2.132 (0.0838 — 0.0839)