BSA Super Rocket (1959-63)

Make Model: BSA Super Rocket


Year: 1959 – 63
Engine: Four stroke, parallel twin cylinder, OHV
Capacity: 646cc / 39.4 cub in.
Bore x Stroke: 70 x 84 mm
Carburetor: Amal TT racing
Cooling System: Air cooled
Compression Ratio: 8.3:1
Lubrication: Dry sump
Exhaust: Twin, stainless steel
Ignition: Lucas magneto
Battery: 6V
Starting: Kick start
Max Power: 37 kW / 50 hp @ 6250 rpm
Clutch: Multi-plate with built-in cush drive
Transmission: 4 Speed
Final Drive: Chain
Gear Ratio: 1st 11.68 / 2nd 7.96 / 3rd 5.48 / 4th 4.53:1
Frame: Welded seamless steel tubing with duplex downtubes and full cradle engine support, bolted-on rear sub frame
Front Suspension: Telescopic forks with coil spring – hydraulically damped
Rear Suspension: Swinging arm
Front Brakes: Drum, 8 in.

Rear Brakes: Drum, 7 in.
Braking Distance (both wheels from 32 km/h / 20 mph: 4 m / 13 ft
Wheels: Steel, wire spokes
Front Tyre: 3.25 x 19 in., ribbed
Rear Tyre: 4.00 x 19 in.
Dimensions: Length: 2100 mm / 84.0 in.
Wheelbase: 1391 mm / 54.75 in.
Wet Weight: 170 kg / 375 lbs
Fuel Capacity: 16 L / 4.2 US gal
Average Fuel Consumption: 4.7 L/100 km / 21.3 km/l / 50 US mpg
Top Speed: 187 km/h / 116 mph
Standing Quarter Mile (400 m): 14.1 sec.


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