TECHNICAL DATA-B.4
Connecting Rod Alignment
Large and small end bores must be square and parallel with each other within the limits of ±0.010 it (0,254 mm) measured
5 in (127 mm) each side of the axis of the rod on test mandrel as shown in Fig. B.1 With the small end bush fitted, the limit
of ±0.010 in (0.254 mm) is reduced to ±0.0025 in (0,06 mm).
Fig. B.1.
Crankshaft
Overall Length
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......
......
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24.01/24.04 in (609,85/610,62 mm)
Main Journal Dia..
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......
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2.9984/2.9992 in (76,16/76,18 mm)
Main Journal Length-Nos. 1
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1.453/1.473 in (36,91/37,41 mm)
Main Journal Length Nos. 2, 4 and 5
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1.545/1.549 in (39,24/39.34 mm)
*Main Journal Length-Nos. 3
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1.738/1.741 in (44.15/44.22 mm)
*Main Journal Fillet Radii
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0.145/0.156 in (3,68/3,96 mm)
Crankpin Dia
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2.4988/2.4996 in (63,47/63,49 mm)
Crankpin Length ..
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1.5885/1.5915 in (40,35/40,42 mm)
*Crankpin Fillet Radii
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0.145/0.156 in (3,68/3,96 mm)
*Surface Finish-All Journals
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16 micro inches (0,4 microns)- maximum
Main Journal and Crankpin Regrind Undersizes ......
0.010, 0.020 and 0.030 in (0,25, 0,51 and
0,76 mm)
Oil Seal Helix Dia. (rope seal only)
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3.124/3.125 in (79,35/79,38 mm)
Oil Seal Helix Width (rope seal only)
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0.050/0.080 in (1,27/2,03 mm)
Oil Seal Helix Depth (rope seal only)
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0.004/0.008 in (0,10/0.20 mm)
Flange Dia.
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5.247/5.249 in (133.27/133.32 mm)
Flange Width
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0.500 in (12,70 mm)