BSA A 75 Rocket 3
The 1972 BSA A 75 Rocket 3 is a stylish and Touring motorcycle with Air cooled, 740cc, Inline-3, OHV and 57.51 HP (42.3 kW) @ 7500 rpm.
Technical Specifications
Engine and transmission
- Engine type:3 cylinders, 4-stroke, Inline
- Displacement:740 cc (45.21 cubic inches)
- Bore × stroke:2.64 inch × 2.76 inch (square)
- Cooling system:Air cooled
- Power:57.51 HP (42.3 kW) @ 7500 rpm
- Throttle:Cable operated
- Valve train:OHV, variable
- Valves per cylinder:2
- Sparks per cylinder:1
- Fuel supply system:Carburetor
- Ignition type:mechanically timed
- Compression:9.5:1
- Engine mounting:Transverse
- Lubrication system:Wet sump
- Gear box:Manual 4-speed
- Clutch:Wet, multiple discs, cable operated
- Final drive:Chain
- Spark plug pipe type:NGK
- Motor oil:Mineral, 10W/40
- Starter:Kick-starter
Dimensions
- Curb weight:498.2 lbs
- Dry weight:447.5 lbs
Chassis and suspension
- FrontSuspension:CartridgeBrake:Single DrumTire:83 / 100 R19Tire pressure:0.12 PSI
- RearSuspension:twin shock, SwingarmBrake:DrumTire:102 / 100 R19Tire pressure:0.14 PSI
- Frame type:iron, Single cradle frame
Other
- ABS available:No
- Power-to-weight ratio:0.19 KW/lbs (5.34 lbs/HP)
- Acceleration (0-60 mph):6 sec
- Top speed:114.95 mph
- Fuel capacity:5.02 gals
- Number of riders:2 persons
