BMW K 1100 LT/RS - Manual (Page 39)

11.5
11
Technical data K 1100 LT K 1100 RS
Engine, general
Engine design Inline four-stroke engine installed longitudinally,
with double overhead camshafts, liquid cooling
and electronic fuel injection.
Location of engine number At lower rear right of engine block
Cylinder bore mm (in) 70.5 (2.77)
Stroke mm (in) 70 (2.75)
Number of cylinders 4
Effective displacement cc 1093
Compression ratio 11.0 : 1
Power output kW (hp) 74 (100) at 7500 min
-1
Max. torque Nm 107 at 5500 min
-1
Permissible maximum engine speed min -1 8900
Permissible continuous engine speed min
-1
8500
Idle speed min
-1
950
+50
Direction of rotation Anti-clockwise. looking at ignition system
Compression test pressure bar (psi)
good above 10.0 (142.3)
normal 8.5…10.0 (120.9...142.3)
poor below 8.5 (120.9)
Engine lubrication Pressurised oil circuit
Oil filter Full-flow type
Difference for opening bypass valve bar (psi) 1.5 (21.3)
Oil pressure warning light comes on below bar (psi) 0.2…0.5 (2.8...7.1)
Pressure relief valve opens at bar (psi) 5.4 (76.8)
Oil content
without filter change l 3.50 (6.2 Imp. pints)
with filter change l 3.75 (6.6 Imp. pints)
Permissible oil consumption l/100km
(mile/gal) 0.15 (1,875)
Oil pump Gear-type