Nortom Commando 850 Archives - MotorcycleSpecifications.com

Nortom Commando 850 (1975)

admin — Tue, 04 Apr 2023 15:18:15 +0000

The 1975 Norton Commando 850 is a classic motorcycle with a four stroke, parallel twin cylinder, push rod engine that has a capacity of 829 cc. It has a compression ratio of 8.5:1 and uses 2 x ~A30 mm Amal concentric carburetors for induction. The bike is air cooled and uses a 120W Lucas alternator for ignition. It has both electric and kick start options, and can reach a maximum power of 60 hp at 6200 rpm. The Norton Commando 850 has a metal diaphragm clutch and a 4-speed transmission with a final chain drive. The bike has a twin downtube cradle with Isolastic engine mounts, telescopic front forks, and a swing arm with Girling coil springs for rear suspension. Front and rear brakes are both single disc, and the bike has a 19 liter fuel tank. It can achieve an average fuel consumption of 5.3 L/100 km and has a top speed of 185 km/h. The wet weight of the bike is 233 kg, and it has a standing 1/4 mile time of 14.4 seconds, with a top speed of 145 km/h. Overall, the Norton Commando 850 is a powerful and stylish motorcycle with impressive performance capabilities.

Technical specifications:

Make Model: Norton Commando 850

Year: 1975
Engine: Four stroke, parallel twin cylinder, push rod 2 valves per cylinder.
Capacity: 829 cc / 50.6 cu in
Bore x Stroke: 77 x 89 mm
Compression Ratio: 8.5:1
Cooling System: Air cooled
Induction: 2 x ~A30 mm Amal concentric carburetors
Ignition: 120W Lucas alternator
Starting: Electric and kick
Max Power: 60 hp / 44.7 kW @ 6200 rpm
Clutch: Metal diaphragm clutch
Transmission: 4 Speed
Final Drive: Chain
Frame: Twin downtube cradle with Isolastic engine mounts
Front Suspension: Telescopic forks
Rear Suspension: Swing arm with Girling coil springs
Front Brakes: Single disc
Rear Brakes: Single disc
Front Tyre: 4.10-19
Rear Tyre: 4.10-19
Wet Weight: 233 kg / 514 lbs
Fuel Capacity: 19 Litres / 5.0 US gal
Average Fuel Consumption: 5.3 L/100 km / 18.7 kn/l / 44 US mpg
Standing 1/4 Mile: 14.4 sec / 145 km/h / 90 mph
Top Speed: 185 km/h / 115 mph

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KTM 690 Duke (2009)

admin — Sun, 02 Apr 2023 11:25:07 +0000

The KTM 690 Duke is a 2009 motorcycle model with a four-stroke, single-cylinder, SOHC, 4-valve engine with a capacity of 653.7 cc. It has liquid cooling, a compression ratio of 11.8:1, and uses synthetic 15W-50 engine oil. It has a generation Keihin EMS with EPT for induction and a Kokusan DC-CDI for ignition. It can reach a maximum power of 46 kW / 65 hp at 7500 rpm and a maximum torque of 65 Nm / 6.6 kgf-m / 47.9 ft-lb at 6550 rpm. Its transmission is a 6-speed, APTC multi-disc wet clutch with hydraulically operation. The bike has a chromoly trellis frame with a powder-coated aluminum subframe, WP upside-down forks, a WP monoshock with Pro-lever deflector, a single 320 mm floating disc, and a single-piston caliper for its brakes. It has a 1472 mm / 57.9 in wheelbase, 155 mm / 6.1 in ground clearance, and an 865 mm / 34 in seat height. The bike has a dry weight of 148.5 kg / 327 lbs, a GVWR of 350 kg / 772 lbs, and a fuel capacity of 13.5 liters / 3.6 US gal / 3.0 Imp gal.

Technical specifications:

Make Model: KTM 690 Duke

Year: 2009
Engine: Four stroke, single cylinder, SOHC, 4 valves
Capacity: 653.7 cc / 39.91 cu in
Bore x Stroke: 102 x 80 mm
Cooling System: Liquid Cooled
Compression Ratio: 11.8:1
Exhaust: Stainless steel silencer with regulated catalytic converter
Lubrication: Wet sump
Engine Oil: Synthetic, 15W-50
Induction: Generation Keihin EMS with EPT (Electric Power Throttle)
Ignition: Kokusan DC-CDI
Spark Plug: NGK LKAR 8AI – 9
Battery: 12 V / 11.2 Ah
Starting: Electric
Max Power: 46 kW / 65 hp @ 7500 rpm
Max Torque: 65 Nm / 6.6 kgf-m / 47.9 ft-lb @ 6550 rpm
Clutch: APTC multi-disc wet clutch, hydraulically operated
Transmission: 6 Speed
Primary Drive Ratio: 36:79
Gear Ratios: 1st 14:35 / 2nd 16:28 / 3rd 21:28 / 4th 21:23 / 5th 23:22 / 6th 23:20
Final Drive: Chain X-Ring 5/8 x 5/16″
Frame: Chromoly trellis frame, powder-coated, aluminium sub frame
Front Suspension: WP Upside-down forks, 4860 ROMA
Front Wheel Travel: 140 mm / 5.5 in
Rear Suspension: WP monoshock, 4618 with Pro-lever deflector
Rear Wheel Travel: 140 mm / 5.5 in
Front Brakes: Single 320 mm floating disc, radially screwed four-piston brake caliper
Rear Brakes: Single 240 mm floating disc, single piston caliper
Front Rim: Cast aluminium wheels 3.5 x 17″
Rear Rim: Cast aluminium wheels 5.5 x 17″
Front Tyre: 120/70 – R17
Rear Tyre: 160/60 – R17
Steering Head Angle: 63.5 degrees
Trail: 100.7 mm / 3.96 in
Wheel base: 1472 mm / 57.9 in
Ground Clearance: 155 mm / 6.1 in
Seat Height: 865 mm / 34 in
Dry Weight: 148.5 kg / 327 in
GVWR: 350 kg / 772 lbs
Engine Oil Capacity: 1.7 L / 1.8 US qt / 1.5 Imp qt
Fuel Capacity: 13.5 Litres / 3.6 US gal / 3.0 Imp gal

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Nortom Commando 850 (1975)

admin — Tue, 28 Mar 2023 12:50:03 +0000

The Norton Commando 850 Roadster MKII motorcycle was introduced in 1975 and featured a four-stroke, parallel-twin-cylinder engine with pushrod 2 valves per cylinder. It had a capacity of 829 cc and a compression ratio of 8.5:1. The bike was air-cooled and used 2 Amal carbs for induction. The ignition was powered by a 120W Lucas alternator and it had both electric and kick starting options. The Norton Commando 850 had a maximum power output of 60 hp at 6200 rpm, with a transmission of 4 speeds and a metal diaphragm clutch. The final drive was through a chain. The frame was a twin downtube cradle with Isolastic engine mounts, while the suspension consisted of telescopic forks at the front and a swing arm with Girling coil springs at the rear. The front and rear brakes were single discs, and the tires were 4.10-19 at both front and rear. The bike’s wet weight was 233 kg, and the fuel capacity was 19 liters. It had an average fuel consumption of 5.3 L/100 km and a top speed of 185 km/h. Its standing 1/4 mile time was 14.4 seconds with a speed of 145 km/h or 90 mph. The Norton Commando 850 Roadster MKII was a popular motorcycle during its time and continues to enjoy a cult following among enthusiasts.

Technical specifications:

Make Model: Norton Commando 850 Roadster MKII

Year: 1975
Engine: Four stroke, parallel twin cylinder, push rod 2 valves per cylinder.
Capacity: 829 cc / 50.6 cu in
Bore x Stroke: 77 x 89 mm
Compression Ratio: 8.5:1
Cooling System: Air cooled
Induction: 2 x ~A32 mm Amal concentric carburetors
Ignition: 120W Lucas alternator
Starting: Electric and kick
Max Power: 60 hp / 44.7 kW @ 6200 rpm
Clutch: Metal diaphragm clutch
Transmission: 4 Speed
Final Drive: Chain
Frame: Twin downtube cradle with Isolastic engine mounts
Front Suspension: Telescopic forks
Rear Suspension: Swing arm with Girling coil springs
Front Brakes: Single disc
Rear Brakes: Single disc
Front Tyre: 4.10-19
Rear Tyre: 4.10-19
Wet Weight: 233 kg / 514 lbs
Fuel Capacity: 19 Litres / 5.0 US gal
Average Fuel Consumption: 5.3 L/100 km / 18.7 kn/l / 44 US mpg
Standing 1/4 Mile: 14.4 sec / 145 km/h / 90 mph
Top Speed: 185 km/h / 115 mph

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