R 90/6 1975

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R 90/6 1975

Engine
Configuration	Horizontally opposed air-cooled twin, pushrod operated valves, 2 per cylinder	Lubrication	Gear driven pump
Bore & Stroke	90 x 70.6 mm	Ignition	Kettering
Capacity	898 cc	Charging system	12v 280w alternator
Compression Ratio	9.0 : 1	Starter	Electric starter 0.5 hp
Maximum Power	60 DIN hp at 6500 rpm	Transmission	Gear driven primary drive, 3.09:1 bevel final drive (optional 3.20:1)
Maximum Torque	52.7 ft/lb (7.3 mkg) at 5500 rpm	Gearbox	1st 4.40: 1 2nd 2.86:1 3rd 2.07:1 4th 1.67:1 5th 1.50:1
Fuel	Bing CV type V64, 32mm Micronic air filter	Clutch	Cable operated single plate dry clutch

Chassis
Frame	Steel main and bolt-on subframe	Wheels	1.85 x 19 front 2.15 x 18 rear Spoked alloy rims
Dimensions	Weight: 210 kg wet Wheelbase: 1465 mm Length: 2180 mm Seat Height: 810 mm	Tyres	3.25 H 19 front 4.00 H 18 rear
Front Suspension	Hydraulic telescopic	Brakes	Front: 260 mm stainless undrilled disc with floating single piston caliper Rear: 200 x 30 mm drum
Rear suspension	Boge dual dampers, springs adjustable for pre-load	Fuel Capacity	18 Litres (4 Imperial gallons) including 2.5l reserve Optional 22l tank available

Performance
Top Speed	Upright: 178 kph (110 mph) Prone: 188 kph (116 mph)	Fuel Economy	55.7 mpg (Imp.) at 68 mph
Acceleration	Standing 400m: 13.7 sec Standing 1000m: 26.1 sec

The 1975 BMW R90/6
Castrol 6 Hour winner

US $8,322.00 (12 Bids)
End Date: Sunday Nov-22-2009 10:19:36 PST
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US $6,000.00 (0 Bid)
End Date: Sunday Nov-22-2009 10:22:18 PST
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US $15,950.00 (1 Bid)
End Date: Sunday Nov-22-2009 11:06:10 PST
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