View Cart FREE SHIPPING (USA Only) No Minimums and No Coupons Needed

TECHNICAL DATA

(adjusting values and wear limits appear in pertinent repair groups)
Note: USA values in brackets.

E n g i n e    M 44/01 manuals – M 44/03 automatics
(M 44/02 manuals – M 44/04 automatics)
 M 44/05 manuals – M 44/06 automatics
(M 44/07 manuals – M 44/08 automatics)
Number of cylinders

Bore

Stroke

Displacement (actual)

Displacement (tiscal)

Compression ratio

Max. engine power
to 80/1269/EC

Net power, SAE J 1349

At engine speed

Max. torque to 80/1269/EC      

Net torque, SAE J 1349

At engine speed

Max. specitic power output

Net power to SAE J 1349

Fuel grade

Engine speed limit

Engine weight (dry)

 

mm/in.

mm/in.

cm3/in.3

cm3

 

kW/HP

kW/HP

rpm

Nm/kpm

Nm/ft. Ibs.

rpm

kW / HP         

kW / HP

 
 

rpm

kg/Ibs.

4

100/3.94

78.9/3.11

2479/151.26

2449

10.6 : 1 (9.5: 1)

120/163 (110/150)

116/156 (105/143)

5800 (5500)

205/20.9 (192/19.6)

199/151.3 (186/137)

3000

48/66 (44.4/60.5)

48/63 (42.4/57.7)

96 RON
(91 RON – unleaded fuel only)

6500

166/366

E n g i n e   D e s i g n
Type

 
 
Crankcase

Crankshaft

Crankshaft bearings

  Water-cooled, axial, 4 cylinder, 4 stroke,
in-line, internal combustion engine with
toothed belt driven overhead camshaft
and two compensating shafts

Two-piece, light alloy

Forged steel

Five


Connecting rods

Conrod bearings

Piston pin bearings

Pistons

Piston pins

Piston rings

Cylinders

Cylinder head

Valve seat inserts (shrink-fit)

Valve guides

Valve arrangement

Exhaust valves

Valve springs

Valve timing

Camshaft

Camshaft bearings

Camshaft drive

Valve clearance

Timing with 1 mm lift
and zero valve clearance

  Forged steel/cast since February, 1984

Plain

Press-fit brass bushings

Cast fight alloy

Floating installation, secured with circlips

2 compression rings and 1 oil scraper ring

Light alloy

Light alloy

Intake: FCr 330      Exhaust: CoMo 75

Press-fit special brass

1 intake, 1 exhaust, overhead, in-line

With armored seat

2 coil springs per valve

By overhead camshaft and hydraulic cam
followers

Shell hard east

Camshaft runs in camshaft case without bearing shells

Toothed belt with tensioning roller

Automatie hydraulic adjustment

Intake opens 1� after
Intake closes 49� after
Exhaust opens 43� before
Exhaust closes 3� before
TDC
BDC
BDC
TDC
E n g i n e   C o o l i n g   Closed cooling system, electric fan with
thermo switch, antifreeze for – 25� C E n g i n e   L u b r i c a t i o n
System   Pressure circulation with siekle-type pump,
oil filter and oil/water heat exchanger in
oil full flow and water bypass integrated in
crankcase Oil pressure at 5,000 rpm
Oil pressure display
Max. oil temperature
Oil consumption

ltr./1000km Approx. 4 bar at operating temperature
Indicator lamp and pressure gage
140� C
Up to 1.5