Sorrell SNS-2 “Guppy”
Complete home built airplane plans.
Designed by Hobie Sorrell, the “guppy” is of all wood construction. The design is a good one, and plenty of these little airplanes have been built. If you are looking for a good, proven, and solid homebuilt airplane design then this one may just be for you. Design calls for a OMC outboard boat motor, or any motor over 18hp.
For Additional pictures check out this blog post:
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Specifications:
|
Designer and builder |
Hobie sorrell |
|
Span |
21’3″ |
|
Length |
15’5″ |
|
Height |
5’2″ |
|
Weight empty |
330 lbs |
|
Weight gross |
575 lbs |
|
Fuel capacity |
5.5 gallons |
|
Wing Chord |
36″ (37″ lower wing with aileron |
|
Wing Area |
129 Square Feet |
|
Dihedral |
1.5″ each side |
|
Incidence |
2 degrees upper, 3 degrees lower |
|
Stagger |
minus 11 inches |
|
Engine |
OMC (Outboard Marine Corp.) Cushman model 200 (4 cycle) |
|
Horsepower |
18 at 3600 rpm (redline 4000 rpm) |
|
Weight |
90 lbs including prop, as converted |
|
Displacement |
43.16 Cubic inches |
|
Fuel consumption |
2 gph at 1/3 throttle cruise |
|
Carburetors |
Yamaha M 24-26 |
|
Fuel Pump |
engine driven (backs up gravity at low fuel) |
|
Propeller diameter |
48″ |
|
Pitch |
9.5 degrees at tips, 12 degrees at 12″ in from tips (non helical) |
|
Blade width |
4 7/16″ |
|
Static rpm |
about 3100 |
|
Landing Gear |
Wittman steel rod type |
|
Main wheels |
5″ magnesium go-cart wheels |
|
Main tires |
5.00 x 5 tires (used Bonanza nose tires) |
|
Main tubes |
6″ go-cart inner tubes |
|
Tailwheel |
2 1/4 inch solid caster tire with a 1/4″ bore brass bushing |
|
Fuselage |
all wood structure |
|
Wings |
all wood structure, aluminum fittings |
|
Tail |
4130 steel tubing |
|
Covering |
1.7 oz. dacron, lightly doped |
|
Other steel tubing |
wing lift struts, engine mount, cockpit controls, windshield frame, and elevator push=pull tube, wing tips |