1969 BSA Rocket 3 Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1969 BSA Rocket 3.

Basic Specs

Year1969
MakeBSA
ModelBSA Rocket 3
TypeSport
Cost

Engine

Displacement740.00 ccm (45.15 cubic inches)
Type
DetailsIn-line three, four-stroke
Max RPM
Compression9.5:1
Bore/Stroke67.0 x 70.0 mm (2.6 x 2.8 inches)
Valves/Cylinder
FuelingCarburettor. Amal
IgnitionTwin coil
Exhaust3-into-2, stainless steel
LubricationDry sump
CoolingAir

Drivetrain

Gearbox4-speed
Final DriveChain
ClutchDry single plate
Driveline

Performance

Horespower58.00 HP (42.3 kW)
Torque61.00 Nm (6.2 kgf-m or 45.0 ft.lbs)
Top Speed185.0 km/h (115.0 mph)

Fuel Economy & Polution

Fuel Consumption6.72 litres/100 km (14.9 km/l or 35.00 mpg)
Fuel Capacity19.00 litres (5.02 gallons)
Emissions155.9 CO2 g/km. (CO2 - Carbon dioxide emission)

Chassis

Frame TypeDouble loop cradle
Rake
Trail
Front SuspensionTelescopic
Front Travel
Rear SuspensionSwingarm with coil-over shocks
Rear Travel
SeatDual seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance178 mm (7.0 inches)
Wheelbase1,430 mm (56.3 inches)
Dry Weight206.0 kg (454.2 pounds)
Wet Weight226.0 kg (498.2 pounds)

Wheels & Brakes

Front Tire/Tyre4.10-19
Rear Tire/Tyre4.10-19
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
WheelsWirespoked

Comments

It appears you're interested in specifications for the BSA Rocket 3. This Sport model is powered by a In-line three, four-stroke engine with 740.00 ccm (45.15 cubic inches) of actual displacement before 9.5:1 compression. Fueling is metered via Carburettor. Amal allowing this machine to produce its 58.00 HP (42.3 kW) horsepower and 61.00 Nm (6.2 kgf-m or 45.0 ft.lbs) torque. According to our records engine heat of the BSA Rocket 3 is moderated by Air. You'll need to get familiar with the 4-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 4.10-19 and the rear is 4.10-19 . The entire package is supported by the frame, Double loop cradle. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The BSA Rocket 3 was launched in 1969, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.

Also called BSA A75 Rocket III.