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For 2-Stroke Glow Power: - (2) Evolution 40NX 2-Stroke Glow Engine with Mufflers - 6-Channel or more Radio System - (8) JR Digital Sport Hi-Torque DS821 Servos or JR Sport High-Torque ST126MG Servos- (2 or 3) JR 331 Micro Servos (JRPS331) if adding optional retracts- (2) 3/4" Spinner nut 1/4-28 threads (TRU7A140)- (2) 10.5 x 4 3-Blade Propller (EVOE100P) to 11 x 4 2-Blade (APC11040)- Charge Switch (JRPA004)- 2400mAh Ni-Cd 5-cell Receiver Pack (JRPB4470)For Electric Power: - (2) Power 46 BL outrunner motors - (2) 60-amp ESC - (2) Thunder Power 4S 14.8V 3850mAh to 4200mAH Li-Po- 6-channel or more Radio System - (6) JR Digital Sport Hi-Torque DS821 Servos or JR Sport High - Torque ST126MG Servos - (2 or 3) JR 331 Micro Servos (JRPS331) if adding optional retracts- (2) 3/4" Spinner Nut 5/16–24 threads (TRU7C516)- (2) 13 x 8E Propeller (APC13080E)
Note: Two propellers are required
Ideal for 40- to 46-size airplanes weighing 4 to 7 pounds (1.8–3.2 kg), 25- to 40-size 3D airplanes up to 5 pounds (2.2 kg), or models requiring up to 925 watts of power.
Note: Two motors are required
Note: B-25 Tricycle gear with struts & air install kit.
Note: B-25 Tricycle retracts w/ struts only
The JR 388 is the latest update for JR. Base on customer input from the popular 378 design the new vertical mounting tabs were developed allowing it to be mounted vertical in skinny fuselarges
Note: Two micro servos are needed (Three if using retracts)
JR’s DS821 Digital Sport high-torgue design, features Above average torque (72 oz-in) and a longer-lasting gear train.
Note: Two battery packs are required
Note: Two prop nuts are needed
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