Avro 551 / 552
The 1921 Avro 552 was a variant of the Avro 504N with a Wolseley Viper engine.

Avro 552
Engine: 1 x 180hp Wolseley Viper
Wingspan: 10.97 m / 36 ft 0 in
Length: 8.53 m / 28 ft 0 in
Height: 3.18 m / 10 ft 5 in
Wing area: 30.66 sq.m / 330.02 sq ft
