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Engine Overhaul Manual
Jabiru Aircraft
Pty Ltd
Jabiru 2200 & 3300 Aircraft Engines
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Dated : 28/10/2014
Issued By: AS
Page: 161 of 201
L:\files\Manuals_For_Products\Engine_Manuals\Overhaul_Manual\JEM0001-7_Overhaul_Manual_DRAFT_(29_10_14).docx
9.2 Build Tolerances
All dimensions are given in millimetres
Table 10
– Build Tolerances
Part
New Build
Top End
Overhaul
Full Overhaul
Prop flange run-out (Measured at outer diameter)
0.060 Max
Per New Build
Per New Build
Crankshaft run-out
0.050 Max
Per New Build
Per New Build
Crankshaft Main journals
47.930
– 47.950
N/A
Per New Build
*See Note 1
Crankshaft Big end journals
44.998
– 45.010
Per New Build
Per New Build
Crankshaft Thrust face
56.950 - 57.050
N/A
Per New Build
Crankcase Main bearing bores (no bearing)
51.966
– 51.990
N/A
Per New Build
*See Note 1
Crankcase Main bearings (bearings fitted)
47.985 - 48.030
N/A
Per New Build
*See Note 1
Crankcase Crank thrust (bearings fitted)
56.650 - 56.850
N/A
Per New Build
Crankcase Cam bearing bores
20.000
– 20.020
N/A
Per New Build
Crankcase Cam thrust face
14.95
– 15.10
N/A
Per New Build
Crankcase Lifter stems: solid lifter
8.965 - 8.990
N/A
Per New Build
Crankcase Lifter bores: solid lifter
9.000 - 9.050
N/A
Per New Build
Crankcase Lifter bores: hydraulic lifter
21.420
– 21.440
N/A
Per New Build
Connecting Rods Big Ends (no bearings)
48.015
– 48.030
Per New Build
Per New Build
Connecting Rods Big ends (bearings fitted)
45.05 - 45.070
Per New Build
*See Note 1
Per New Build
*See Note 1
Connecting Rods Small ends
23.02
– 23.03
Per New Build
Per New Build
Connecting Rods Length between bore centres
109.95
– 110.05
Per New Build
Per New Build
Camshaft Journals
19.94
– 19.95
N/A
Per New Build
*See Note 1
Camshaft Valve lift
6.900 - 7.100
N/A
Per New Build
Camshaft Fuel pump lift
2.450 - 2.550 at pump
2.9
– 3.1 at cam
N/A
Per New Build
Camshaft Thrust faces
15.18
– 15.25
N/A
Per New Build
Pistons Diameter
97.500 - 97.530
Per New Build
Per New Build
Pistons Height
65.500
Per New Build
Per New Build
Pistons Pin diameter
22.990 - 23.000
Per New Build
Per New Build
Cylinder Bore diameter
97.610
– 97.630
97.610
–
97.700
Per New Build
Cylinder Length over flanges
106.95
– 107.00
N/A
Per New Build
Valves Stem diameter Inlet
6.970 - 6.990
Per New Build
Per New Build
Valves Guide ID Inlet
7.045
– 7.050
Per New Build
Per New Build