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Great Planes - GPMA1420   735557014209 0735557014209
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Great Planes Reactor GP/EP ARF 84.5"
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Great Planes Reactor GP/EP ARF 84.5"
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On-line Videos: Video 1 (18.4 MB) Video 2 (YOUTUBE)
Product Reviews: Review 1
Instruction Manuals: Manual 1 (3.2 MB)

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Tech Notes
This is the Radio Controlled, Glow, Gasoline, or Electric Powered
Almost-Ready-to-Fly Great Planes Performance Series Reactor 1.60 Scale Airplane
IMAA Legal, this model is ideal for a flyer's first
giant scale aerobatic and 3D airplane.


Construction: Laser cut balsa and plywood with a foam sheeted turtle
Wings: Two-piece, bolt-on with aluminum joiner tube
Covering: TopFlite MonoKote
Landing Gear: Pre bent aluminum 0.16" (4mm) thick
Wheels: Main, 3.5" (88mm) diameter foam, tailwheel, 1" (25.4mm)
Radio Compartment: Hatch removes easily with four bolts
Spinner: Aluminum 3.25" (82.5mm) diameter
Cowling: Painted fiberglass
Wheel Pants: Painted fiberglass
Canopy: Clear molded plastic
Aileron Control: Dual servo
Elevator Control: Dual servo
Fuel Tank: Approximately 24oz (720cc) for glow fuel, must purchase
gasoline conversion kit and tubing if using gasoline engine
Engine Mount: Two piece composite construction
Hardware: Full set provided, IMAA legal
Assembly Time: Only 15-20 hours
Warranty Period: Great Planes guarantees this kit free from defects
in both material and workmanship at the date of purchase.


Pre-built and covered wings, fuselage and tail assemblies, pushrods,
landing gear, wheels, wheel pants, cowl, fuel tank, wood servo
trays, aluminum spinner two decal sheets, hardware package, photo-
illustrated instructions


Engine: 1.60 - 2.10 cu in (26 - 34cc) two-stroke OR
2.00 - 2.20 cu in (33 - 36cc) four-stroke OR
2.5 - 3.0 cu in (43 - 50cc) gasoline OR
80-75-230 Outrunner Brushless Motor
Radio: 5-6 channel, 6-channel computer radio recommended
Servos: Eight, 7 high-torque, 1 standard ball bearing
6" (152mm) Heavy Duty Servo Extensions: Two/inboard aileron control
24" (610mm) Heavy Duty Servo Extensions: Two/outboard aileron control
36" (914mm) Heavy Duty Servo Extensions: Three for tail servos
1.5" (38mm) Large Scale Single Side Servo Arms: Seven
Y-Harness: Two heavy duty
Receiver Battery: 4.8 or 6V at least 4200mAh
Heavy duty switch harness and charge jack
#4 Plastic Washers: For cowl
Misc. Items: Building and field equipment


Wingspan: 84.5" (2140mm)
Wing Area: 1556 sq in (100.4 sq dm)
Weight: 14 - 17 lb (6.35 -7.71 kg) depending on power setup
Length: 85" (2160mm)
Airfoil: Fully symmetrical
Center of Gravity: 7" (178mm) from the leading edge of the root wing
Control Throws: Low High 3D
Elevator: 1" (25mm) 10 1-1/2" (38mm) 15 3-1/4" (83mm) 34
Rudder: 2-3/4" (70mm) 16 4-3/4" (121mm) 28 5-3/4" (146mm) 35
Ailerons: 1-1/2" (38mm) 11 2-1/2" (64mm) 19 4-1/2" (114mm) 36


GPMQ9010 would be a great pilot for the plane with minor trimming

Following is a list of MonoKote colors used to cover this model and
order numbers for 6ft rolls;
White TOPQ0204 Sapphire Blue TOPQ0226
Orange TOPQ0202 Missile Red TOPQ0201

If a replacement fuel tank is needed, order the Sullivan 24oz
tank (SULQ1444), or the DuBro 24oz tank (DUBQ0224). They are 1oz
smaller than the original tank.
Some minor trimming and modifications may be required.

jxs 5/16/08

– If you need more information, use these Great Planes resources –
Web Site:
Phone: 217-398-8970
  Postal Address:
Great Planes

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Accessories Needed
This is the Great Planes Performance Series Reactor 1.60 Scale Airplane. FEATURES: Glow, gasoline or electric power capability, covered in Top Flite MonoKote, fiberglass cowl & wheel pants, aluminum spinner, IMAA legal hardware REQUIRES: 5-6 ch radio w/8 servos, 1.60-2.10 cu in 2-stroke OR 2.00-2.20 cu in engine OR outrunner brushless motor, extensions, RX battery, building equip.

Accessories for the Great Planes Reactor GP/EP ARF 84.5"

— Accessories Needed for Electric Setup — + View Accessories Needed for Glow Setup
Primary Accessories Radio & Motor Equipment Building & Field Equipment Optional Accessories
  Special Stock Number Product Description Parts Saver Eligible Tower's
Low Price
Click to Order Quantity Needed In Cart? Stock
 LXE029 Dubro Flat Nylon Washer #4 (8)
Qty Discount Available
1.16   In Stock
 LXJ778 Great Planes Switch/Charge Jack Mounting Set
Qty Discount Available
3.89   In Stock
 LXL430 Hobbico Latex Foam Rubber 1/4"
Qty Discount Available
3.99   In Stock
Subtotal for this Group of Accessories: 9.04  
Click to Order all items listed in this Group of Accessories    Buy This group of Accessories

Primary Accessories Radio & Motor Equipment Building & Field Equipment Optional Accessories

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