From Horseback to Horsepower: FN Four

Innovation-fueled progress and the FN Four

By Greg Williams
Published on June 13, 2024
article image
by Jeff Barger

1912 FN Four

  • Engine: Air-cooled 498cc atmospheric intake over mechanical exhaust, inline four, 52.7mm x 55.5mm bore and stroke, 5hp
  • Top speed: 40mph (65kph) est.
  • Carburetion: FN
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