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Mace-Trefethen Seamaster

From Wikipedia, the free encyclopedia
Seamaster
Role Racing aircraft
National origin United States
Designer Harvey Mace, Al Trefethen, Tom Trefethen
Introduction 1960s
Developed from PAR Special

The Mace-Trefethen Seamaster is an American single seat seaplane racer.

Design and development

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The Seamaster was built by Alfred and Thomas Trefethen and Harvey Mace, using components from the PAR Special pusher monoplane. It is a single place, mid-wing seaplane with a Y tail layout and a single 90 lb (41 kg) fuselage-mounted float. The pusher propeller configuration of the PAR Special was modified to that of a conventional tractor layout.[1][2][3]

Specifications (Seamaster)

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General characteristics

  • Crew: 1
  • Length: 25 ft (7.6 m)
  • Wingspan: 20 ft (6.1 m)
  • Wing area: 66 sq ft (6.1 m2)
  • Empty weight: 728 lb (330 kg)
  • Powerplant: 1 × Continental O-200 Packet 60 , 90 hp (67 kW)

References

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  1. ^ "Seamaster". Air Trails: 40. Summer 1971.
  2. ^ Fortier, Rénald (November 27, 2017). "Do you remember Joan Trefethen? I do, I do!, Part 1". ingeniumcanada.org. Ingenium Channel. Retrieved May 25, 2025.
  3. ^ "Mace-Trefethen "Seamaster"". Sport Aviation. 17 (1). Hales Corner, WI: Experimental Aircraft Associaton, Inc: 32. January 1968.