- 208D (901.3) — 601.943
- 208D (902.3) — 601.943
- 308D (903.3) — 601.943
- 408D (904.3) — 601.943
- 212D (901.4) — 602 DE 29 LA (602.980)
- 312D (903.4) — 602 DE 29 LA (602.980)
- 412D (904.4) — 602 DE 29 LA (602.980)
- 210D — 602 DE 29 LA (602.980)
- 310D — 602 DE 29 LA (602.980)
- 410D — 602 DE 29 LA (602.980)
Type - Diesel with pre-chamber injection and high-pressure fuel pump Bosch. The 602 engine has a turbocharger
Number of cylinders:
- Maud. 601 - Four
- Maud. 602 - Five
The order of operation of the cylinders:
- four-cylinder - 1-3-4-2
- five-cylinder - 1-2-4-5-3
Cylinder Arrangement - Inline
Cylinder displacement, cm3:
- Maud. 601 - 2299
- Maud. 602 - 2874
Cylinder diameter, mm - 89.00
Piston stroke, mm - 92.40
Compression ratio - 22:1
Maximum engine power at 3800 min—1, kW (hp):
- four-cylinder - 58 (79)
- five-cylinder - 75 (102) or 90 (122)
Maximum torque, Nm:
- four-cylinder engine - 152 at 2300-3000 min-1
- five-cylinder engine - 250 at 2000 min-1 or 280 at 2000-3000 min-1
Engine crankshaft main bearings:
- four-cylinder - Five plain bearings with multilayer inserts
- five-cylinder - Six plain bearings with multilayer liners
Valve Location - Top
Camshaft location - In the cylinder head
Cooling system - Forced circulation, with coolant pump and thermostat with bypass valve
Cooling Fan - Plastic driven by viscous coupling
Radiator - Tubular
Lubrication system - Pressurized with gear oil pump
Oil Filter - Combination Full Flow with Bypass Valve
Air filter - Dry, with a paper filter element
Cylinder block
Nominal diameter of cylinders, mm - 89.00
Cylinder diameter, mm:
- class A - 89.000-89.006
- class X — 89.006—89.012
- class B - 89.012-89.018
The maximum allowable wear in the longitudinal and transverse directions, mm - 0.10
Permissible values of ovality and taper, mm:
- new — 0.014
- at wear limit - 0.07
Permissible depth of surface irregularities/deformations, mm — 0.003—0.006
Permissible pulsation / waviness - 50% of the depth of the roughness
Measuring locations - Top edge, center of cylinder bore and bottom edge in transverse and longitudinal directions
Overall block height (new), mm - 234.97-235.03
Minimum height after the necessary grinding, mm - 234.60
Permissible unevenness of butt surfaces, mm:
- in the longitudinal direction - 0.10
- in the transverse direction - 0.05
Maximum deviation from parallelism between the upper and lower mating surfaces, mm - 0.05
Permissible deformation of the surface layer, mm:
- upper surface - 0.006-0.016
- bottom surface - 0.025
Crimping pressure, kPa — 150
Crankshaft
Permissible ovality of the necks and shells of connecting rod bearings, mm - 0.005
Permissible taper of connecting rod bearing shells, mm - 0.010
Permissible taper of connecting rod journals, mm - 0.015
Permissible axial runout of installed bearings, mm - 0.02
The radii of the transition of the neck of the main bearing, mm - 2.0-3.0
The radius of the transition of the connecting rod journals, mm - 3.0-3.5
Permissible radial and axial runout of the rear flange of the crankshaft, mm - 0.02
Permissible runout of connecting rod journals, mm:
- necks II and IV - 0.07
- neck III - 0.101
Permissible imbalance of the crankshaft, g cm - 15
Diameter of crankshaft journals, mm:
- nominal size - 57.950-57.965
- 1st repair size - 57.700-57.715
- 2nd repair size - 57.450-57.465
- 3rd repair size - 57.200-57.215
- 4th repair size - 56.950-56.965
Neck width, mm:
- nominal size - 24.520-24.500
- 1st repair size - 24.730-24.700
- 2nd repair size - 24.920-24.900
- 3rd repair size - 25.020-25.000
Connecting rod bearing shell diameter, mm:
- nominal size - 47.950-47.965
- 1st repair size - 47.700-47.715
- 2nd repair size - 47.450-47.460
- 3rd repair size - 47.200-46.965
- 4th repair size - 46.950-46.965
Width of connecting rod bearing shells, mm:
- nominal size - 27.960-28.044
- repair dimensions - up to 28.30
Internal diameters of bearings, mm:
- indigenous - 62,500-62,519
- connecting rod - 51.600-51.619
Permissible ovality of the inner diameter of the bearings, mm - 0.02
Radial clearance of bearings, mm:
- indigenous - 0.031-0.073
- connecting rod - 0.031-0.073
- maximum allowable wear - 0.080
Axial clearance of bearings, mm:
- indigenous - 0.10-0.25
- connecting rod - 0.12-0.26
- maximum allowable wear for main bearings - 0.30
- maximum allowable wear for connecting rod bearings - 0.50
Bearing shells, mm: | indigenous | connecting rod |
nominal size | 2,25 | 1,80 |
1st repair size | 2,37 | 1,92 |
2nd repair size | 2,50 | 2,05 |
3rd repair size | 2,62 | 2,17 |
4th repair size | 2,75 | 2,30 |
Permissible unevenness of the connecting rod bearing hole to the connecting rod bushing hole in relation to the length of 100 mm - 0.10 mm
Permissible deviation of the parallelism of the axes of the connecting rod bearing hole to the hole of the connecting rod bushing in relation to the length of 100 mm - 0.045 mm
Permissible difference in the masses of connecting rods in the engine assembly, g - 5
Connecting rod bolts:
- thread - М9х1
- thread diameter, mm — 7.4
- minimum thread diameter, mm — 7.1
Torque - (30±5) N·m, then tighten by 90-100
Pistons
Nominal piston diameter, mm:
- class A - 88.970-88.976
- class X - more than 88.975-88.983
- class B - more than 88.982-88.988
Piston clearance, mm:
- new - 0.017-0.043
- maximum allowable - 0.12
Permissible mass difference of pistons in the engine, g - 4 (maximum allowable - 10)
Piston pin diameter, mm — 26.995—27.000
Piston pin clearance, mm:
- in the sleeve of the connecting rod head - 0.018-0.029
- in the piston - 0.004-0.015
Clearance in piston ring locks, mm:
- upper ring - 0.20-0.40
- maximum allowable - 1.5
- middle ring - 0.20-0.40
- maximum allowable - 1.0
- lower ring - 0.20-0.40
- maximum allowable - 1.0
Vertical clearance of piston rings in piston grooves, mm:
- upper ring - 0.090-0.120
- maximum allowable - 0.20
- middle ring - 0.050-0.080
- maximum allowable - 0.15
- lower ring - 0.030-0.065
- maximum allowable - 0.1
Cylinder head
The total height of the block head, mm - 142.90-143.10
The maximum allowable deformation of the mating surface, mm:
- longitudinal - 0.08
- transverse - 0.00
Permissible deviation of the parallelism of the upper surface to the lower in the longitudinal direction, mm - 0.10
Permissible depth of surface layer irregularities, mm - 0.017
Depth between the edge of the valve plates and the mating surface of the block head, mm:
- intake valves - +0.17 to -0.23
- exhaust valves - +0.12 to -0.28
- with milled valve seats - 1.0 mm (all valves)
Camshaft
Number of motor bearings:
- four-cylinder (601) — 5
- five-cylinder (602) — 6
Neck diameter, mm — 30.944—30.950
The inner diameter of the camshaft bearings, mm:
- depth of irregularities - 0.003-0.006
- allowable ovality - 0.012
Radial clearance of camshaft bearings, mm:
- new - 0.050-0.091
- maximum allowable - 0.11
Axial clearance of camshaft bearings, mm:
- new - 0.07-0.15
- maximum allowable - 0.18
Valves
Plate diameter, mm:
- intake valves - 37.90-38.10
- exhaust valves - 34.90-35.10
Valve seat bevel angle — 45o+15'
Rod diameter, mm:
- intake valves - 7.970-7.955
- exhaust valves - 8.960-8.945
Length, mm:
- intake valves - 106.50-106.30
- exhaust valves - 106.50-106.30
Saddle width, mm:
- intake valves - 2.5
- exhaust valves - 3.5
Designation:
- intake valves - E 601 02
- exhaust valves - A 601 02
Valve seats
Saddle width, mm:
- intake valves - 2.5
- exhaust valves - 3.5
Valve seat bevel angle — 45o+15'
Upper compensation angle, degrees — 15
Lower compensation angle, hail - 60
Machining - Milling or grinding
Valve seat rings
External nominal diameter of valve seat rings, mm:
- inlet - 40.100-40.084
- graduation - 37.100-37.084
Width of valve seat rings, mm:
- inlet - 33.400-33.600
- graduation - 30,400-30,600
Bore diameter in the cylinder head, mm:
- intake valves - 40.000-40.016
- exhaust valves - 37,000-37,016
Valve seat height, mm:
- intake - 6.97-7.00
- graduation - 6.97-7.00
The upper edge of the valve seat rings to the mating surface of the cylinder head, mm:
- intake - 2.37-2.25
- graduation - 2.44-2.25
Valve springs
Designation - Yellow-green or purple-green
Outer diameter, mm - 33.20
Wire diameter, mm - 4.25
Free length, mm - 50.80
Length with a load of 72-77 kg, mm - 27.00
Maximum allowable wear, mm - 27.00 at 65 kg
Valve guides
Outer diameter of the inlet valve guides, mm:
- nominal - 14.044-14.051
- repair size - 14.214-14.222
The inner diameter of the guide bushings of the inlet valves, mm - 8.000-8.015
Hole in the cylinder head, mm:
- nominal - 14.030-14.035
- repair size - 14.198-14.203
Tolerance of hot fit in the hole, mm:
- nominal - 0.009-0.021
- repair size - 0.011-0.024
Exhaust valve guide outer diameter, mm:
- nominal - 14.044-14.051
- repair size - 14.214-14.222
The inner diameter of the exhaust valve guide bushings, mm - 9.999-9.015
Bore diameter in the cylinder head, mm:
- nominal - 14.030-14.035
- repair size - 14.198-14.203
Tolerance of hot fit in the hole, mm:
- nominal - 0.009-0.021
- repair size - 0.011-0.024
1 Crankshaft with journals I and V (engine 601) or I and IV (engine 602) embedded in the prisms, when turning the shaft.
2 Crankshaft with journals I and V (engine 601) or I and IV (engine 602) embedded in the prisms, when turning the shaft.