MTZ 952 - MTZ Series 900

Specifications
MTZ series 900
18
Engine
Engine make
Д-243/243C
Д-245.5/Д-245.5C
Д-245.43 S2
Д-245.5 S2
Type
Four-stroke, in-
line, naturally as-
pirated
Four-stroke, in-
line, turbocharged
Four-stroke, in-
line, turbo-
charged, with in-
termediate charge
air cooling
Four-stroke, in-
line, turbo-
charged, with in-
termediate charge
air cooling
Number of cylinders
4
Method of mixing
Direct injection
Compression (calculated)
16
15.1
15.1
15.1
Bore, mm
110
Stroke, mm
125
Displacement, l
4.75
Order
1-3-4-2
Cooling system
Liquid
Rated speed, rpm
2200
1800
1800
1800
Max speed, rpm
2380
1980
2050
2070
Min speed, rpm
600
700
800
800
Rated power, kW (H.P.)
60 (81)
at 2200 rpm
65 (89)
at 1800 rpm
62 (83.7)
at 1800 rpm
70 (94.5)
at 1800 rpm
Max torque N·m
296.9 at 1400 rpm
386
at 1400 rpm
411
at 1400 rpm
464
at 1400 rpm
Clearance between intake
and exhaust valves and
rockers at idle running,
mm
0.25…0.30
0.25…0.30 – for
intake valves,
0.40…0.45 – for
exhaust valves
0.20…0.30 – for
intake valves,
0.35…0.50 – for
exhaust valves
0.20…0.30 – for
intake valves,
0.35…0.50 – for
exhaust valves
Advance angle of fuel in-
jection before upper dead
point (UDP), degrees
20±1/16±1
18±1/13±1
or 9±1
4.0±0.5
4.0±0.5
Fuel injection pressure,
MPa
21.6…22.4
21.6…22.4
23.5…24.7
23.5…24.7