Engineering:Mace-Trefethen Seamaster

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Seamaster
Role Racing aircraft
National origin United States
Designer Harvey Mace, Al Trefethen, Tom Trefethen
Introduction 1950
Developed from Parks Alumni Racer

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

Design and development

The Seamaster was developed by Parks College Alumni as the Parks Alumni Racer. 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 was modified to a conventional tractor layout.[1][2]

Specifications (Seamaster)

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

  1. Air Trails: 40. Summer 1971. 
  2. "Mace-Trefethen Seamaster". Sport Aviation. January 1968.