Great Planes Giant 25% YAK 54 Sport 3D ARF 1.6-1.8,81" GPMA1411

This is the radio controlled, glow or gas powered, Almost-Ready-to Fly, Great Planes 1.60 25% Yak 54 1.60/43cc Sport 3D Airplane. Fully 3-D and IMAC Capable, IMAA Legal For Intermediate to Advanced Modeler/Fliers.

Features

• Great Planes Giant 25% YAK 54 Sport 3D ARF 1.6-1.8,81" GPMA1411

• Construction: Balsa and plywood

• Wings: two-piece, built-up, wood with aluminum joiner tube

• Covering: Factory applied Top Flite MonoKote, color scheme is White -TOPQ0204, Metallic Blue - TOPQ0402, and Metallic Red - TOPQ0405

• Radio Compartment: Plywood construction

• Cowling: Factory painted, fiberglass construction

• Canopy: Clear canopy with factory painted Silver trim

• Wheel Spats: Factory painted in Metallic Red

• Landing Gear: Pre-formed aluminum .16" (4mm) thick, White in color

• Wheels: Two 4" (101mm) diameter foam main wheels

• Tailwheel: Coiled spring wire with 1" (25mm) rubber tailwheel

• Rudder control: Ganged dual servo, pull-pull for glow engines or tail mounted dual servo control for gas engine (for balancing purposes)

• Aileron Control: Dual servo (one servo in each wing half)

• Elevator control: tail mounted dual servo control

• Spinner: 4" (101mm) diameter aluminum, 2 bladed spinner

• Engine Mount: Great Planes 1.20-1.80 nylon adjustable - GPMG1101

• Fuel Tank: 24oz (710cc) (6x2.5x3")

• Hardware: 4-40 size pushrods, heavy-duty control horns, hinge point hinges, pull-pull system for the rudder, & miscellaneous screws

• Building Time: Ready to fly in only 20-25 hours.

• Warranty: Great Planes Model Manufacturing Company guarantees this kit free from defects in both materials and workmanship at date of purchase.

Specifications

• Wingspan: 81" (2057mm)

• Length: 68" (1727mm)

• Weight: 12.5-15.25 lbs. (5670-6917g)

• Wing Area: 1138 sq. in. (73.51 sq dm)

• Wing Loading: 25-30 oz/sq. ft. (76.2-91.5 g/sq dm)

• Airfoil: fully symmetrical, mid wing placement

• Center of Gravity: 5-1/8" (130mm) Back from the wing's leading edge

• Wing Incidence: 0°

• Stab Incidence: 0°

• Engine Thrust: 2° right, 0° down

• Control Throws- 3D Rate High Rate Low Rate

• Elevator: 2½" (64mm) 1¼" (32mm) 7/8" (22mm)

• Rudder: 4" (102mm) 2½" (64mm) 1" (25mm)

• Ailerons: 2¼" (57mm) 1" (25mm) 7/8" (22mm)

Contents

• Pre-built and covered wings, fuselage and tail assemblies, pushrods, decals pre-bent main landing gear, tailwheel wire, 4" main wheels, 1" tailwheel, adjustable engine mount, 24oz fuel tank, 4" spinner, aluminum wing tube, hardware package and photo-illustrated manual. For a complete list of contents see page 7 of the online manual

Requirements

• Engine: 1.6-1.8 cu in (25-30 cc) 2 stroke - OSMG0661 OR 1.8-2.1 cu in (30-36 cc) 4 stroke OR 1.9-2.6 cu in (32-43 cc) gasoline

• Muffler: Pitts-Style (Engine mounts on its side) - BISG4116

• Radio: 6-channel radio with electronic mixing recommended for ultimate 3D flight performance

• Servos: 7-standard size (2-elevator, 2-aileron, 2-rudder, 1-throttle) with at least 98 oz-in of torque (44 oz-in is fine for the throttle)

• Servo Extension 6": 2 required for forward mounted rudder servos

• Servo Extension 12": 1 required for throttle servo - HCAM2711

• Servo Extension 24": 2 required for aileron servos - HCAM2721

• Servo Extension 36": 2 required for elevator servos - HCAM2726

• Servo Extension 36": 2 required for tail mounted rudder servos (gas)

• Y-Harness: qty. 2 required 1 for aileron & 1 rudder if using a radio that does not support channel mixing - HCAM2751

• Y-Harness reverse type: 1 required for the elevator servo if using a radio that does not support channel mixing - FUTM4150

• Misc. Items: fuel filter, propeller, building and field equipment.

Comments

• In the accessory completion guide for this model we have gone with a 6XAS radio and glow engine installation. If you are using a radio with channel mixing or are installing a gas engine please read the YAK manual online for information on accessories required for your installation.

• The pilot shown on the box is not currently available.

• Wing joiner tube is GPMA2880.