BSA A 75 Rocket 3back 1971 forward

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Air cooled, 740cc, Inline-3, OHV

Power: 57.51 HP (42.3 kW) @ 7500 rpm
Final drive: Chain
Top speed: 114.95 mph
Curb weight: 498.2 lbs
Category: Touring
Tags: Classic bike, Touring
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
Valves
Valve train: OHV, variable
Valves per cylinder: 2
Fuel and ignition
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
Weight
Curb weight: 498.2 lbs
Dry weight: 447.5 lbs
Chassis and suspension
Frame type: iron, Single cradle frame
Front
Suspension: Cartridge
Brake: Single Drum
Tire: 83 / 100 R19
Tire pressure: 0.12 PSI
Rear
Suspension: twin shock, Swingarm
Brake: Drum
Tire: 102 / 100 R19
Tire pressure: 0.14 PSI
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

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