These are the known mechanical and performance specifications for your 1977 Harley-Davidson FX 1200.
ModelHarley-Davidson FX 1200
Displacement1206.00 ccm (73.59 cubic inches)
Bore/Stroke87.3 x 100.8 mm (3.4 x 4.0 inches)
Horespower58.00 HP (42.3 kW)
Top Speed180.0 km/h (111.8 mph)
Fuel Economy & Polution
Fuel Capacity19.00 litres (5.02 gallons)
Alt. Seat Height
Wet Weight265.0 kg (584.2 pounds)
Wheels & Brakes
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
It appears you're interested in specifications for the Harley-Davidson FX 1200. This Classic model is powered by a V2, four-stroke engine with 1206.00 ccm (73.59 cubic inches) of actual displacement before 8.0:1 compression. Fueling is metered via allowing this machine to produce its 58.00 HP (42.3 kW) horsepower and torque. According to our records engine heat of the Harley-Davidson FX 1200 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 3.75-19 and the rear is 5.10-16 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc front brakes and Single disc rear brakes. The Harley-Davidson FX 1200 was launched in 1977, 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.