BMW Motorcycles

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BMW F650

BMW F650

F650 1997

Engine
Configuration Single-cylinder DOHC 4-stroke, liquid cooled., 4 valves per cyl. Lubrication 2.2 quarts of SF, SG or SH motor oil, also w/CC or CD 
Bore & Stroke 100 x 83 mm  Ignition CDI
Capacity 652 cc  Charging system 14 V, 20 Amp Alternator (280 W), 12V 12 Amp/h battery
Compression Ratio 9.7:1  Starter Electric
Maximum Power 48 Bhp @ 6,500 rpm Transmission 520 O-ring 
16 / 47 sprockets
Maximum Torque 41 lb.-ft. @ 5,200 rpm 
Cam Timing
Inlet Open 
Inlet Close 
Exhaust Open 
Exhaust Close 

17 degrees before TDC 
45 degrees after BDC 
47 degrees before BDC 
15 degrees after TDC 
Gearbox 1st gear: 2.75:1 
2nd gear: 1.75:1 
3rd gear: 1.31:1 
4th gear: 1.05:1 
5th gear: 0.88:1 
Primary: straight-cut gear 37 / 72 = 1:1.946 
Valves 36 mm intake / 31 mm exhaust  Clutch Wet multi-plate 
Fuel Dual BST 33 B316 CV Mikuni Exhaust
Chassis
Frame Single-loop cradle, square-section steel tube w/bolt-on lower sections. Upper frame section acts as oil tank. 
Rake/trail: 28.0°/4.3"
Wheels 2.15 x 19  wire spoked wheel 
3.00 x 17  wire spoked wheel 
Dimensions  Weight: 
Length: 
Wheelbase: 
Seatheight: 
Ground Clearance: 

 

Tyres 100/90 x 19 57H tube type
130/80 x 17 65H tube type 
Front Suspension 41mm Showa telescopic forks with stabilizer bridge  Brakes Front: disc 

Rear: disc

Rear suspension Fuel Capacity Plastic tank 
4.6 U.S. gallons including 1/2 gal. reserve 
Colours   Standard Features
Performance
Top Speed 100 mph Fuel Economy
Acceleration 1/4 mile: 13.76 sec. @ 90.11 mph