1/4-Scale J-3 Cub ARF



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Completion Guides—Recommended Setup - Gas

Spinner Prop Nut,8mm x 1.25

Standoff Gas Engine Mount, 38mm

RF Filter: Ring Style (2)

Extra Receiver Pack 2500mAh 6.0V NiCd Flat

Note: or JR 6V 2300mAh Rx Battery Pack (JRPB5006)

DS821 Digital Sport High Torque Servo

JR’s DS821 Digital Sport high-torgue design, features Above average torque (72 oz-in) and a longer-lasting gear train.

DX8 System with AR8000 + TM1000 No SX MD2

ZP 20cc Gas Engine

Easy starts. Incredible fuel efficiency. Legendary reliability of Zenoah™ engines. You’ll get it all, plus power to spare, with ZP electronic ignition engines that share many of the core components used in world-famous Zenoah magneto engines.

Note: Optional to the 20EI engine