Sorrell Guppy

SNS-2 Guppy
SNS-2 Guppy
General information
Type	Single-seat homebuilt cabin biplane
National origin	United States
Manufacturer	Sorrell Aircraft Company ; Thunderbird Aviation
Designer	Hobie Sorrell
History
First flight	1967

Last updated November 09, 2025

The Sorrell SNS-2 Guppy is an American single-seat, negative stagger, cabin biplane designed for amateur construction that was produced in kit form by the Sorrell Aircraft Company of Tenino, Washington.^[1]As of 2019^[update] plans were available from Thunderbird Aviation of Ray, Michigan.^[2]

Design

The SNS-2 Guppy is a wooden-built negative-stagger biplane with a fixed conventional landing gear with a tailwheel. Designed to use engines up to 36 hp (27 kW) the kit came with a 32 hp (24 kW) Rotax 377 engine.^[1]

Specifications

Data fromJane's All the World's Aircraft 1989-90^[1]

General characteristics

Crew: one
Length: 15 ft 3 in (4.65 m)
Wingspan: 21 ft 3 in (6.48 m)
Height: 5 ft 2 in (1.57 m)
Wing area: 129 sq ft (12.0 m²)
Empty weight: 350 lb (159 kg)
Max takeoff weight: 600 lb (272 kg)
Powerplant: 1 × Rotax 377 piston aircraft engine, 32 hp (24 kW)

Performance

Maximum speed: 80 mph (130 km/h, 70 kn)
Cruise speed: 70 mph (110 km/h, 61 kn)
Stall speed: 30 mph (48 km/h, 26 kn)
Range: 210 mi (340 km, 180 nmi)
Service ceiling: 10,200 ft (3,100 m)
g limits: +4
Rate of climb: 300 ft/min (1.5 m/s)

References

Notes

1 2 3 Taylor 1989, p. 592
↑ Thunderbird Aviation. "The SNS-2 Guppy". thunderbirdaviationmi.com. Archived from the original on April 21, 2019. Retrieved February 14, 2020.

Bibliography

Taylor, John W.R., ed. (1989). Jane's All the World's Aircraft 1989-90. London, United Kingdom: Jane's Yearbooks. ISBN 0-7106-0896-9.

External links

Official website

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[Janes-1] 1 2 3 Taylor 1989, p. 592

[Official-2] Thunderbird Aviation. "The SNS-2 Guppy". thunderbirdaviationmi.com. Archived from the original on April 21, 2019. Retrieved February 14, 2020.

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