BMW R 1100 RT Repair Manual page 63

Technical Data
Engine, general
Engine design
Location of engine number
Cylinder bore
Stroke
Effective displacement
Compression ratio
Power output
Max. torque
Permissible maximum engine speed
Permissible continuous engine speed
Idle speed
Direction of rotation
Compression test pressure
good
normal
poor
Intake port dia./cylinder head
Lubrication system
Theoretical vol. in circulation at 6000 min
Lubricating oil
Cooling oil
Oil filter
Pressure differential needed to open bypass
valve
Oil pressure warning light comes on below
Pressure relief valve opens at
Operating pressure
Oil content
without filter change
with filter change
min/max
Permissible oil consumption
Oil pump
Oil pump
Housing depth
Height of rotor
Axial play
Wear limit
Four-stroke flat twin, air-cooled with oil-cooled
exhaust ports, installed longitudinally, 4 valves
per cylinder, two high-mounted camshafts, elec-
tronic fuel injection.
Crankcase
mm (in)
mm (in)
cc
-1
kW(bhp)/min
-1
Nm/min
-1
min
-1
min
-1
min
bar (psi)
bar (psi)
bar (psi)
mm (in)
-1
l (Imp. pints)
l (Imp. pints)
bar (psi)
bar (psi)
bar (psi)
bar (psi)
l (Imp. pints)
l (Imp. pints)
l (Imp. pints)
l/1000 km
Imp.pint/miles
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
R 1100 RT
99.0 (3.898)
70.5 (2.776)
1085
10.7 : 1
66(90)/7250
95/5500
7900
7600
+150
1000
Clockwise, looking at
ignition system
above 10 (145.04)
8.5..10(123.28..145.04)
below 8.5(123.28)
44 (1.732)
36 (63.36)
30 (52.8)
Full-flow type
1.5 (21.756)
0.2...0.5 (2.9...7.25)
5.5 (79.77)
3.5...6.0 (50.76...87.02)
3.50 (6.16)
3.75 (6.6)
0.50 (0.88)
1.0
(1.41/500)
2 Duocentric pumps
12.02...12.05
(0.47322...0.47441)
10.02...10.05
(0.3945...0.3957)
11.95...11.98
(0.4705...0.4717)
9.95...9.98
(0.3917...0.3929)
0.04...0.1
(0.0016...0.0039)
0.25 (0.0098)
11.13