2009 BMW F800GS
Engine
Type Water cooled twin cylinder 4 stroke
Displacement 798 cc
Bore X Stroke 82mm x 75mm
Horsepower 85 bhp @ 7500 rpm
Torque 62 lb/ft @ 5750 rpm
Valve Gear DOHC, chain-driven with cam followers
No of cylinders 2
Compression Ratio 12.0:1
Engine Management BMW Engine Controller - BMS K
Valves per Cylinder Four
Valves 2 x 32mm intake / 2 x 27.5mm exhaust
Fuel Tank HDPE, internal pump and internal filter
Alternator W N/A
Battery V/AH 12 Volts 14 Amps/hour
2009 BMW F650GS
Engine
Type Water cooled twin cylinder 4 stroke
Displacement 798 cc
Bore X Stroke 82 mm x 75. mm
Horsepower 71 bhp @ 7000 rpm
Torque 55 lb/ft @ 4500 rpm
Valve Gear DOHC chain driven with cam followers
No of cylinders 2
Compression Ratio 12.0 :1
Engine Management BMW Engine Controller - BMS K
Valves per Cylinder 4
Valves 2 x 32 mm intake / 2 x 27.5 mm exhaust
Fuel Tank HDPE, internal pump and internal filter
Alternator W N/A
Battery V/AH 12 Volts
2009 BMW G650X Country
Engine
Type Liquid-cooled single-cylinder
Displacement 652 cc
Bore X Stroke 100.0 mm x 83.0 mm
Horsepower 53 bhp @ 7000 rpm
Torque 44 lb/ft @ 5250 rpm
Valve Gear DOHC, chain-driven with bucket tappets
No of cylinders N/A
Compression Ratio 11.5 :1
Engine Management BMW Motor Controller - Compact (BMS-C II)
Valves per Cylinder Four
Valves 2 x 36 mm intake / 2 x 31 mm exhaust
Fuel Tank HDPE, internal pump and external filter
Alternator W 280 Watts @ 14 Volts
Battery V/AH 12 Volts
