Technical Details

The Triplane built on the success of the earlier Pup

A Sopwith Triplane head-on, revealing marked absence of struttery.
VIA COLINOWERS

The Triplane incorporated many lines comparable with those of its Pup stablemate. Initially, power came from a 110hp Clerget 9Z ninecylinder rotary engine attached to an overhung mounting, and enclosed within a circular open fronted cowling. The cowling was merged into the fuselage’s flat sides using tapered fairings, which were created from spruce stringers attached to formers. Many production aircraft received the more powerful 130hp Clerget 9B unit.

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