The Modern Motogiro D’Italia

By Corey Levenson
Updated on December 2, 2024
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by Corey Levenson

1957 Tehuelche

  • Engine: 75cc air-cooled, all-aluminum, 4-stroke single-cylinder, gear-driven SOHC, 48mm x 41mm bore and stroke, 6.5:1 compression ratio, ~5hp @ 6500 rpm
  • Lubrication: wet sump; no oil pump, splash only
  • Ignition: magneto
  • Top Speed: 47mph (75kph) (est.)
  • Carburetion: Dell’Orto 16mm MA16 (made in Argentina under license)
  • Transmission: Monoplate clutch, geared primary drive, 3-speed gearbox, right side shift, (one up, two down), chain final drive
  • Frame/wheelbase: Steel, single loop, tubular/ 44″ (1118mm)
  • Suspension: Front: telescopic forks, Rear: swing arm with twin shock absorbers
  • Brakes: Single-leading shoe drums, front (120mm/4.7in) and rear (100mm/3.9in)
  • Tires: 1-3/8 X 18in front, 2-1/4 x 18in rear
  • Weight (dry): 145lb (66kg)
  • Fuel Capacity: 2.64gal (10ltr)

Remo Venturi’s 1959 MV Agusta 150RS (“Rapido Sport)

  • Engine: 150.1cc air-cooled all aluminum OHV 4-stroke pushrod single-cylinder, 59.5mm x 54 mm bore and stroke, 8.5:1 compression ratio, ~10hp @ 6400rpm (stock)
  • Lubrication: wet sump
  • Ignition: flywheel magneto
  • Top Speed: 72mph (115kph) (stock)
  • Fueling: Dell’Orto 22mm MB22B carburetor (stock was 16mm M16)
  • Transmission: Wet multi-plate clutch, geared primary drive, 4-speed gearbox with right side shifter (one up, three down), chain final drive
  • Frame/wheelbase: Steel tubular, single loop, 50.4in (1280mm)
  • Suspension: Front: telescopic forks, Rear: swing arm with twin shock absorbers
  • Brakes: Single-leading shoe drums, front (150 mm/5.9in) and rear (125 mm/4.9in)
  • Tires: 2-3/4 x 18in front & rear
  • Weight (dry): 242lb (110kg)
  • Fuel Capacity: 3.70gal (14ltr)

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