Interstellar Overdrive: 1959 Royal Enfield Constellation

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Photo by Robert Smith
1959 Royal Enfield Constellation

1959 Royal Enfield Constellation

  • Engine: 693cc air-cooled OHV parallel twin, 70mm x 90mm bore and stroke, 8.5:1 compression ratio, 51hp @ 6,250rpm (claimed)
  • Top speed: 115mph (period test)
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