Farmall 90 Manual page 7

CRANKCASE/CYLINDER BLOCK DATA
Crankcase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cylinder bore diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oversized cylinder bore diameter . . . . . . . . . . . . . . . . . . . . . . . . . . .
Main journal half bearing seat diameter
Camshaft bushing seat diameter:
-- front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
-- intermediate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
-- rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diameter of standard tappet bores in crankcase . . . . . . . . . . . . . .
CRANKSHAFT AND BEARINGS DATA
Crankshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Standard journal diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Journal undersizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Main journal half bearing thickness . . . . . . . . . . . . . . . . . . . . . . . . . .
Main half bearing undersizes (internal diameter) . . . . . . . . . . . . . .
Clearance between bearings and main journal
Standard crankpin diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crankpin undersizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Standard connecting rod half bearing thickness . . . . . . . . . . . . . . .
Connecting rod half bearing undersizes (internal diameter) . . . . .
Bearing to crankpin clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Standard crankshaft thrust washer width . . . . . . . . . . . . . . . . . . . . .
Width of main bearing for thrust . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Width of corresponding crankshaft journal . . . . . . . . . . . . . . . . . . . .
Crankshaft assembly endfloat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 10 - - ENGINE - - CHAPTER 1
external no. 1--5
internalno. 2--3--4
cast--iron monobloc with cylinder liners,
crankshaft, camshaft and tappets
104.000 to 104.024
(4.09944 to 4.0954)
104.500 to 104.524 (4.1141 to 4.1151)
87.982 to 88.008 (3.4638 to 3.4648)
87.977 to 88.013 (3.4636 to 3.4650)
59.222 to 59.248 (2.3315 to 2.3325)
59.222 to 59.248 (2.3315 to 2.3325)
59.222 to 59.248 (2.3315 to 2.3325)
16.000 to 16.030 (0.6299 to 0.6311)
balanced with integral counterweights
82.987 to 83.013 (3.2671 to 3.2682)
0.250 to 0.500 (0.0098 to 0.0196)
2.456 to 2.464 (0.0966 to 0.0970)
0.250 to 0.500 (0.0098 to 0.0196)
no. 1--5 0.041 to 0.119 (0.0016 to 0.0046)
n. 2--3--4 0.041 to 0.103 (0.0016 to 0.0040)
68.987 to 69.013 (2.7160 to 2.7170)
0.250 to 0.500 (0.0098 to 0.0196)
1.955 to 1.968 (0.0769 to 0.0774)
0.250 to 0.500 (0.0098 to 0.0196)
0.033 to 0.041 (0.0012 to 0.0016)
37.280 to 37.380 (1.4677 to 1.4716)
25.980 to 26.480 (1.0228 to 1.0425)
37.475 to 37.550 (1.4753 to 1.4783)
0.172 to 0.240 (0.0067 to 0.0094)
mm (in)
mm (in)
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