BSA Rocket 3
1969Sportbike

BSA Rocket 3

Key specifications

Engine
740 cc
Power
58 HP
Torque
61 Nm
Weight
206 kg
Fuel type
petrol
Fuel capacity
5.0 L
Transmission
4-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the iconic 1969 BSA Rocket 3, a motorcycle that exemplifies British engineering at its zenith. As part of the sport category, the Rocket 3 was designed to compete in an era when performance was paramount and style was everything. With its bold lines and striking ruby red and silver color options, this motorcycle didn't just turn heads; it demanded attention. Aimed at the spirited rider who craved speed and agility, the Rocket 3 took the motorcycle world by storm, firmly establishing BSA as a serious contender in the realm of high-performance bikes during the late 1960s. At the heart of the Rocket 3 lies a robust 740 cc in-line three, four-stroke engine that delivers an impressive 58 horsepower at 7,500 RPM. This power, combined with 61 Nm of torque at 6,900 RPM, translates into exhilarating acceleration and a top speed of 115 mph. Riders can expect a thrilling experience as they twist the throttle, propelled by the bike’s precise 4-speed gearbox and chain final drive. The air-cooled engine, equipped with a reliable Amal carburettor, offers a unique throaty growl that echoes the classic British motorcycle sound. With a fuel consumption of 6.72 litres per 100 km, the Rocket 3 strikes a balance between performance and efficiency, allowing riders to enjoy long journeys without frequent stops at the pump. The BSA Rocket 3 is not just about raw power; it also boasts a well-thought-out design and impressive engineering features. Its double loop cradle frame provides stability and strength while ensuring a comfortable ride. The telescopic front suspension, combined with a swingarm rear suspension equipped with coil-over shocks, guarantees a smooth experience over varying terrains. The drum brakes at both ends offer adequate stopping power, capturing the essence of classic biking while maintaining a nostalgic feel. With a weight of 206 kg, the Rocket 3 offers a power-to-weight ratio that enhances its sporty character, making it nimble enough to navigate winding roads with ease. In summary, the 1969 BSA Rocket 3 is a remarkable motorcycle that beautifully encapsulates the spirit of its time. With its blend of performance, style, and classic engineering, it remains a beloved choice for enthusiasts and collectors who appreciate the rich history of motorcycling.

Pros

  • Powerful Engine Performance: With 58 HP and impressive torque, the Rocket 3 delivers exhilarating acceleration and a top speed that pleases speed enthusiasts.
  • Classic Aesthetic: The striking design and color options make it a head-turner, appealing to classic motorcycle lovers and collectors alike.
  • Solid Build Quality: The robust frame and suspension components offer a stable and comfortable ride, embodying the durability for which BSA is famed.

Cons

  • Weight Considerations: At 206 kg, the Rocket 3 may feel cumbersome for some riders, particularly in stop-and-go traffic or during low-speed maneuvers.
  • Drum Brakes: While adequate for the era, the drum brakes may not offer the same stopping power or responsiveness as modern disc brakes, which could be a concern for performance-oriented riders.
  • Fuel Efficiency: While not terrible, its fuel consumption of 6.72 litres per 100 km may not meet the expectations of those seeking a more economical ride in today’s world.

Technical details

Source specification data

Make
BSA
Model
Rocket 3
Category
Sport
Starter
Kick
Comments
Also called BSA A75 Rocket III.
Color Options
Ruby red/silver
Power
58.00 HP (42.3 kW)) @ 7500 RPM
Clutch
Dry single plate
Torque
61.00 Nm (6.2 kgf-m or 45.0 ft.lbs) @ 6900 RPM
Gearbox
4-speed
Ignition
Twin coil
Top Speed
185.0 km/h (115.0 mph)
Fuel System
Carburettor. Amal
Bore X Stroke
67.0 x 70.0 mm (2.6 x 2.8 inches)
Compression
9.5:1
Displacement
740.00 ccm (45.15 cubic inches)
Cooling System
Air
Engine Details
In-line three, four-stroke
Exhaust System
3-into-2, stainless steel
Fuel Consumption
6.72 litres/100 km (14.9 km/l or 35.00 mpg)
Greenhouse Gases
O2
g/km. (
O2
-
Carbon
dioxide emission)
Zero To One Hundred
5.500 seconds
Lubrication System
Dry sump
Transmission Type Final Drive
Chain
Dry Weight
206.0 kg (454.2 pounds)
Fuel Capacity
19.00 litres (5.02 gallons)
Ground Clearance
178 mm (7.0 inches)
Power Weight Ratio
0.2816 HP/kg
Weight Incl Oil Gas Etc
226.0 kg (498.2 pounds)
Seat
Dual seat
Wheels
Wirespoked
Rear Tyre
4.10-19
Frame Type
Double loop cradle
Front Tyre
4.10-19
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)
Rear Suspension
Swingarm with coil-over shocks
Front Suspension
Telescopic

Available colors

Ruby red/silver