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Introduced in 1968, just before Honda's trend-setting CB750 Four, the 3-cylinder BSA Rocket 3 was England's first modern "Superbike."
Nick Cedar
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| Year:
1971
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GENERAL
Make:
BSA
Model:
Rocket 3
Retail New:
$1,678
Retail Current:
$6,000 - $8,500
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CHASSIS
Frame:
Dual-downtube steel cradle
Wheelbase:
58in (1,473mm)
Seat Height:
31.25in (794mm)
Front Tire:
4.10 x 19in
Rear Tire:
4.10 x 19in
Front Brakes:
8in (203mm) TLS drum
Rear Brakes:
7in (178mm) SLS drum
Front Suspension:
Telescopic forks
Rear Suspension:
Girling shocks, adjustable preload
Instrumentation:
Tach, speedo, oil warning light
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ENGINE
Engine Type:
Inline air-cooled 3-cylinder
Engine Displacement:
741cc
Bore x Stroke:
67mm x 70mm
Valve Train:
OHV
Valves per Cylinder:
2
Valve Adjustment:
N/A
Compression:
9.5:1
Carburetion:
Three Amal Concentric 626
Ignition:
Coil and breaker points
Starting System:
Kick
Lubrication:
Dry sump oil
Cooling System:
Air
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WEIGHT AND FUEL ECONOMY
Dry Weight:
444lb (202kg)
Wet Weight:
N/A
Load Capacity:
N/A
GVWR:
N/A
Fuel Capacity:
3gal (11.3ltr)
Average MPG:
40-45
Gallons to Reserve:
N/A
Range to Reserve:
N/A
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TRANSMISSION
Clutch:
Wet, multi-plate
Number of Gears:
4 (5 on A75R)
Final Drive:
Chain
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PERFORMANCE
Charging Output:
N/A
Battery:
12v
Power:
58hp @ 7,250rpm
Torque:
N/A
Top Speed:
115mph (period test)
RPM @ 60:
N/A
Standing 1/4:
N/A
0-60:
N/A |
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