Positioned in Harley-Davidson's custom - cruiser motorcycle lineup, the 1986 Harley-Davidson FXST 1340 Softail Custom features a 1337 cc (81.6 cu in) air-cooled v2, four-stroke configuration. In factory specification, peak output is rated at 58 HP (42.3 kW) at 5,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and belt final drive. With a specific output of 43.4 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.
On the scales, the FXST 1340 Softail Custom measures 298 kg (657 lbs) wet (curb), translating to a power-to-weight ratio of 0.19 HP/kg (5.14 kg per horsepower). The 19-liter (5 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 167 km/h (104 mph).
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
