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Mercedes engine
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 indirect injection and injection pump Bosch. The engine 602 is installed turbocharger Number of cylinders: - Maud. 601 Four - Maud. 602 Five
Firing order: - Four-1-3-4-2 - Five-cylinder 1-2-4-5-3 Location of cylinders inline Cylinder capacity, cm3: - Maud. 601 2299 - Maud. 602 2874 Bore mm 89,00 Stroke, mm 92,40 Compression ratio 22: 1
Maximum engine power at 3800 min-1, kW (hp): - Four-cylinder 58 (79) - 75 five-cylinder (102) or 90 (122)
Maximum torque Nm: - Four-cylinder engine 152 at 2300-3000 min-1 - The five-cylinder engine 250 at 2000 min-1 or 280 at 2000-3000 m-1
Crankshaft bearing engine: - Four-five plain bearings with multi-liners - Five-cylinder Six plain bearings with multi-liners Valve arrangement Top Location of the camshaft in the cylinder head Cooling system forced circulation, pump coolant and thermostat with bypass valve The cooling fan Plastic driven viskomufty Radiator Tubular Pressure lubrication system with gear oil pump Combined full-flow oil filter with a bypass valve Dry air filter with paper filter element
Cylinder block Nominal diameter cylinders 89,00 mm Bore mm: - Class A 89,000-89,006 - Class X 89,006-89,012 - Class B 89,012-89,018 The maximum permissible wear in the longitudinal and transverse direction, mm 0.10 Valid values roundness and taper, mm: - The new 0.014 - At the limit of wear 0.07 Permissible depth of roughness / - Deformation of the surface, 0,003-0,006 mm Permissible ripple / ripple 50% of the depth of irregularities The upper edge of the measurement site, the middle of the cylinder bore and the lower edge in the transverse and longitudinal directions The total height of the cylinder (new) mm 234,97-235,03 The minimum height required after grinding, mm 234.60 Permissible uneven surfaces butt, mm: - Longitudinally 0,10 - In the transverse direction 0.05 The maximum deviation from parallelism between the upper and lower gasket surfaces, 0.05 mm Permissible deformation of the surface layer, mm: - The upper surface of 0,006-0,016 - The lower surface of 0,025 Crimping pressure, 150 kPa
Crankshaft Permissible ovality of necks and inserts - Connecting rod bearings, 0.005 mm Permissible taper bushings - Connecting rod bearings, 0.010 mm Permissible taper crank pins, 0.015 mm Permissible runout installed - Bearings, 0.02 mm The radii of the transition cervical indigenous - Bearing 2.0-3.0 mm The radius of the transition crankpins, 3.0-3.5 mm Permissible radial and axial run-out - The rear flange of the crankshaft, 0.02 mm Permissible runout crankpins, mm: - II and IV cervical 0.07 - Cervical III 0,101 Permissible unbalance - The crankshaft, 15 g ?� cm The diameter of the crankshaft journals, mm: - The nominal size of 57,950-57,965 1st oversize 57,700-57,715 2nd oversize 57,450-57,465 3rd oversize 57,200-57,215 4th oversize 56,950-56,965 The width of the neck, mm: - The nominal size of 24,520-24,500 1st oversize 24,730-24,700 2nd oversize 24,920-24,900 3rd oversize 25,020-25,000 The diameter of the connecting rod bearing inserts, mm: - The nominal size of 47,950-47,965 1st oversize 47,700-47,715 2nd oversize 47,450-47,460 3rd oversize 47,200-46,965 4th oversize 46,950-46,965 The width of the connecting rod bearing inserts, mm: - The nominal size of 27,960-28,044 - Repair sizes up 28.30 The internal diameter of the bearing, mm: - Indigenous 62,500-62,519 - Crank 51,600-51,619 Permissible internal roundness - The diameter of the bearing, mm 0.02 Radial internal clearance, mm: - Indigenous 0,031-0,073 - Crank 0,031-0,073 - The maximum allowable depreciation 0,080 Axial bearing clearance, mm: - Indigenous 0.10-0.25 - Crank 0,12-0,26 - The maximum permissible wear for indigenous - Bearing 0.30 - The maximum permissible wear for connecting rod - Bearing 0.50 The bearing shells, mm: Indigenous rod - The nominal size of 2.25 1.80 1st repair size 2.37 1.92 2nd oversize 2.50 2.05 3rd oversize 2.62 2.17 4th oversize 2.75 2.30 Permissible roughness holes connecting rod bearing to the connecting rod bushing hole - In relation to the length of 100 mm 0.10 mm Tolerance axes parallel holes opening to the connecting rod bearing bushing rod relative to the length of 100 mm 0,045 mm Permissible mass difference crank assembly in the engine 5 g Connecting rod bolts: - Thread M9h1 - Thread diameter, 7.4 mm - The minimum thread diameter, 7.1 mm Tightening torque (30 ?� 5) Nm, then tighten 90-100
Pistons Nominal diameter pistons, mm: - Class A 88,970-88,976 - Class X over 88,975-88,983 - In a class of 88,982-88,988 The clearance of pistons, mm: - New 0,017-0,043 - Predelno allowed 0.12 Permissible difference of the masses of the pistons - Engine, 4 g (the maximum allowable - 10) The diameter of the piston pin, mm 26,995-27,000 Clearance piston pins, mm: - In the sleeve connecting rod 0,018-0,029 - Piston 0,004-0,015 Backlash in locks of piston rings, mm: - Upper ring 0.20-0.40 - The maximum allowable 1.5 - Middle ring 0.20-0.40 - The maximum allowable 1.0 - Lower ring 0.20-0.40 - The maximum allowable 1.0 Vertical clearance of piston rings - In the grooves of the piston, mm: - Upper ring 0,090-0,120 - The legal limit of 0.20 - Average 0,050-0,080 ring - The legal limit of 0.15 - Lower ring 0,030-0,065 - The maximum allowable 0.1
Cylinder Head The total height of the cylinder head, mm 142,90-143,10 Maximum bow - Mating surface, mm: - Longitudinal 0.08 - Transverse 0.00 Tolerance of parallelism - The top surface to the bottom in the longitudinal direction, mm 0.10 Permissible depth of roughness of the surface layer of 0.017 mm The depth between the edge of the plates and the mating surface of the valve cylinder head, mm: - Intake valves 0.17 to -0.23 - Exhaust valves 0.12 to 0.28 - Milled with 1.0 mm valve seats (all valves)
Camshaft The number of motor bearings: - Four (601) 5 - Five-cylinder (602) 6 The diameter of the necks, mm 30,944-30,950 The inner diameter of the camshaft bearing, mm - The depth of irregularities 0,003-0,006 - Permissible roundness 0.012 The radial clearance of the camshaft bearings, mm: - New 0,050-0,091 - The legal limit of 0.11 Axial backlash of bearings of a camshaft, mm: - New 0.07-0.15 - The legal limit of 0.18
Valves The diameter of the plate, mm: - Inlet valves 37,90-38,10 - Exhaust valves 34,90-35,10 The angle of the bevel of the valve seat 45 ?� +15 ' The diameter of the rod, mm: - Inlet valves 7,970-7,955 - Exhaust valves 8,960-8,945 Length, mm: - Inlet valves 106,50-106,30 - Exhaust valves 106,50-106,30 Seat width, mm: - Inlet valves 2.5 - Exhaust valves 3.5 Designation: - Inlet valves 601 E 02 - Exhaust valves A 601 02
Valve seats Seat width, mm: - Inlet valves 2.5 - Exhaust valves 3.5 The angle of the bevel of the valve seat 45 ?� +15 ' Upper compensation angle of 15 degrees The lower the compensation angle of 60 degrees Processing milling or grinding
Valve seat rings Outside nominal diameter of the valve seat rings, mm: - Intake 40,100-40,084 - Final 37,100-37,084 The width of the valve seat rings, mm: - Intake 33,400-33,600 - Final 30,400-30,600 The diameter of the holes in the cylinder head, mm: - Inlet valves 40,000-40,016 - Exhaust valves 37,000-37,016 The height of the valve seats, mm: - Intake 6,97-7,00 - Final 6,97-7,00 The upper edge of the valve seat ring to the mating surface of the cylinder head, mm: - Intake 2,37-2,25 - Final 2,44-2,25
Valve springs Description Yellow-green or purple-green The outer diameter of 33.20 mm Wire diameter, mm 4.25 Free length mm 50,80 Length under a load of 72-77 kg, 27.00 mm Limits wear 27,00 mm at 65 kg
Valve guides The outer diameter of the intake valve guides, mm: - Rated 14,044-14,051 - Oversize 14,214-14,222 The inner diameter of the inlet valve guides, 8,000-8,015 mm The hole in the cylinder head, mm - Rated 14,030-14,035 - Oversize 14,198-14,203 Admission shrink fit into the hole in mm: - Nominal 0,009-0,021 - Oversize 0,011-0,024 The outer diameter of the exhaust valves guides, mm: - Rated 14,044-14,051 - Oversize 14,214-14,222 The inner diameter of the exhaust valves guides, 9,999-9,015 mm The diameter of the holes in the cylinder head, mm: - Rated 14,030-14,035 - Oversize 14,198-14,203 Admission shrink fit into the hole in mm: - Nominal 0,009-0,021 - Oversize 0,011-0,024
1 Crankshaft with necks I and V (motor 601) or I and IV (engine 602) embedded in the prism, when the shaft is turned. 2 Crankshaft with necks I and V (motor 601) or I and IV (engine 602) embedded in the prism, when the shaft is turned.
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