These are the known mechanical and performance specifications for your 1974 Rockford Tora.
Basic Specs
Engine
Displacement58.00 ccm (3.54 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression7.1:1
Bore/Stroke
Valves/Cylinder4
FuelingCarburettor. Y16PT-16mm
IgnitionA.C. Magneto
ExhaustSingle muffler with tail pipe
LubricationGas/Oil mixture
CoolingAir
Drivetrain
Gearbox4-speed
Final DriveShaft drive (cardan)
Clutch
Driveline
Performance
Horespower5.80 HP (4.2 kW)
Torque0.48 Nm (0.0 kgf-m or 0.4 ft.lbs)
Top Speed80.5 km/h (50.0 mph)
Fuel Economy & Polution
Fuel Consumption1.23 litres/100 km (81.3 km/l or 191.24 mpg)
Fuel Capacity4.10 litres (1.08 gallons)
Emissions28.5 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame Type
Rake
Trail
Front SuspensionTeloscopic forks
Front Travel
Rear Suspensiondual spring, non adjustable
Rear Travel
Seat
Seat Height749 mm (29.5 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height991 mm (39.0 inches)
Total Length1,727 mm (68.0 inches)
Total Width787 mm (31.0 inches)
Ground Clearance229 mm (9.0 inches)
Wheelbase1,143 mm (45.0 inches)
Dry Weight62.6 kg (138.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
Wheels
Comments
miles per gallon is 190 @ 20mph (optimum) The Rockford Motors Tora series was offered in two models. The Standard and the Deluxe which was the street legal version; the above bike is standard. This bike was manufactured only from 1971-1974. The yearn on this bike above is unspecified. This bike is absolutely rare and hard to find.