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Now Laser Cut Parts
Type Sport Biplane (Larger Size)
Wing Span Top 70 Inches (12” cord) Swept Back
Wing Span Bottom 64 Inches (11-1/2” cord) Straight
Wing Area 1576 Square Inches total.
Airfoil Semi-Symmetrical
Wing Loading 16 to 17-1/2 Oz. / Sq. Foot
Fuselage Length 54-1/2 Inches.
Flying Weight 11 to 12 Pounds
Engine Size 60 to 1.08 2-Cyl 90 to 1.20 4-Cyl 20 to 30cc Gas
Prop Size Depends on engine being used
Fuel Tank 12~14 Oz.
Radio Equipment 4-Channel. W/5 servos 60 ~ 70 In/Oz
Servo Requirements High torque 60~70 In. / Oz. Minimum
Wheel Size 4” Main Wheels / 1” tail wheel (Not included in kit)
Firewall 3-3/4 X 6-1/2 inches
Cowl Width 4-1/2” at Nose 4-3/4” at Firewall
Model Features
Balsa, Bass, and Ply construction
Two removable “1-piece” bolt on wings
Kit Includes
Full-Size plans W/ photo instruction book.
Jig & Die cut parts
Pre-bent wire Landing Gear and Wing Struts
Basic hardware package
ABS plastic cowl.
Items Needed to Complete
Control system (push rod type or pull / pull, plus hinges.
Fuel System (fuel tank & fuel lines) compatible with the fuel of engine being used.
Covering (2) 5-meter rolls required
1-pair 4” main wheels, 1” tail wheel.
Regular Stocked Parts & Options
Part Number Description
A450 Plans & Instructions
481 4 Inch Du-Bro Wheels (1-pair)
676 Flex-Tank 12 Oz.
Notes:
Center of Gravity 6-1/8 Inches back from leading edge of TOP wing At CENTER
Control Throws:
Elevator ………………… 3/4” Up & Down
Rudder …………………. 1-1/4” Left & Right
Ailerons ……………...… 1/2” Up & Down
Incidence:
Upper Wing ---------------------0 Degrees
Lower wing----------------------0 Degrees
Stab -------------------------------0 Degrees