Long 360 Series Service Manual page 56

"ENGINES FITS AND TOLERANCES-510" CONT'D.
Size of New Parts and Wear Limits
DESCRIPTION
mm
in.
Oia. of crankshaft journals:
-standard size ..•................................... 76.187 • 76.200 2.9995 . 3.0000
-0.254 mm. (0.010 in.) undersize ...................... . 75.933 . 75.946 2.9895 . 2.9900
-0.508 mm. (0.020 in.) undersize ...................... . 75.579 . 75.692 2.9755 • 2.9800
-0.762 mm. (0.030 in.) undersize ...................... . 75.425 • 75.438 2.9695 . 2.9700
-1.016 mm. (0.040 in.) undersize ...................... . 75.171 • 75.184 2.9595 . 2.9600
Thickness of main bearings:
-standard size ..................................... . 2.165. 2.172 0.0852 . 0.0855
-0.254 mm. (0.010 in.) undersize ...................... . 2.292 . 2.299 8.0902 . 0.0905
-0.508 mm. (0.020 in.) undersize ...................... . 2.419 . 2.426 0.0952 . 0.0955
-0.762 mm. (0.030 in.) undersize ...................... . 2.546 . 2.553 0.1002. 0.100.5
-1.016 mm. (0.040 in.) undersize ...................... . 2.673 . 2.680 0.1052.0.1055
Assembly clearance between main bearings and
their journals ..................................... . 0.043 • 0.090 0.0017 . 0.0035
Oia. of crankshaft connecting rod bearing journals:
-standard size ..................................... . 58.730. 58.743
2.3122. 2.3127
-0.254 mm. (0.010 in.) undersize ...................... . 58.476. 58.489
2.3022 . 2.3027
-0.508 mm. (0.020 in.) undersize ...................... . 58.222 . 58.235 2.2922 . 2.2927
-0.762 mm. (0.030 in.) undersize ...................... . 57.968. 57.981 2.2822 . 2.2827
-1.016 mm. (0.040 in.) undersize ...................... . 57.714. 57.727 2.2722 . 2.2727
Thickness of connecting rod bearings:
-standard size ..................................... . 1.813 . 1.822 0.0713. 0.0717
-0.254 mm. (0.010 in.) undersize ...................... . 1.940 . 1.949
0.0763 . 0.0767
-0.508 mm. (0.020 in.) undersize ...................... . 2.067 . 2.076
0.0813. 0.0817
-0.762 mm. (0.030 in.) undersize ...................... . 2.194 . 2.208 0.0864 . 0.0869
Assembly clearance between connecting rod journals
and bearings ..................................... . 0.021 • 0.058
0.0008 . 0.0023
Thickness of crankshaft thrust washers:
-standard size ..................................... . 3.378 . 3.429 0.1330.0.1350
-0.127 mm. (0.005 in.) oversize ........................ . 3.505 . 3.556 0.1380.0.1400
Length of crankshaft central main bearing journal ........ . 32.00 . 32.100 1.2598 . 1.2638
End floating of crankshaft ............................ . 0.082 . 0.334
0.0032. 0.0131
V. Lubrication System
Oia. of oil pump drive shaft ........................... . 11.988. 12.000 0.4720. 0.4724
1.0. of pump shaft bushing ............................ . 12.016. 12.043 0.4731 . 0.4741
Assembly clearance between oil pump shaft and bushing .. 0.016. 0.055 0.0006 . 0.0022
0.0. of pump shaft bushing ........................... .
21.979 . 22.000
0.8653 . 0.8661
Oia. of bushing locating bore in pump body .............. . 21.939 . 21.972
0.8637 . 0.8650
Interference fit of bushing in its pump location .......... . -0.007. -0.061 - 0.0003 . - 0.0024
Oia. of driven gear shaft .............................. . 11.907. 11.925 0.4687 . 0.4695
Oia. of driven gear hub hole ........................... .
I
11.958 • 11.973 0.4707. 0.4714
Assembly clearance between shaft and gear hub hole ..... . 0.033 . 0.066
0.0012. 0.0025
Tooth backlash, oil pump drive and driven gears .......... . 0.100 0.004
Width of drive and driven gears ........................ . 34.961 • 35.000
1.3764 . 1.3779
Length of bore (gear location) in pump body ............. . 41.025.41.087
1.6151 ·1.6175
Gear and clearance in pump body ...................... . 0.025 . 0.126
0.0010. 0.0050
0.0.
of drive and driven gears ......................... . 35.970 • 36.000
1.4161 • 1.4173
Bore diameter (gear location) in pump body ............. .
36.060 . 36.140 1.4197. 1.4228
Oiametral clearance of drive and driven gears in pump body ... . 0.060 . 0.170 0.0024 . 0.0067
Oil pressure valve spring sepcifications:
-free length ....................................... . 45 1.77
-test length (6.5 • 7 daN
=
14.6 -15.731bs. test load) ...... . 34.5
1.3582
-test length (9.8 • 10.6 daN
=
22.02 • 23.821bs. test load) .. .
29
1.417
Engine· 52