DLE20RA - 20cc REAR EXHAUST Aircraft Gas Engine

DLE20RA - 20cc REAR EXHAUST Aircraft Gas Engine

Your Price: $285.00
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RCEXL Mini Tachometer V2.0
Rcexl Opto Gas Engine Kill Switch V2.0
Accessory Options
Falcon 16x8 Beechwood Prop [+$11.50]
Falcon 17x6 Beechwood Prop [+$13.50]
FlowMaster 9 oz. Gas Tank [+$17.50]
RCEXL Opto Kill Switch [+$15.00]


Sealed crankshaft bearings, efficient design for lighter weight
Two petal reed valve rear induction with DLE customized carburetor
Redesigned piston is lighter for faster acceleration, better compression, and lower vibration
Newly designed circuitry and software in electronic ignition provides better idle and improved transition, and also allows a wider range of ignition battery voltages from 4.8-8.4V
Rear exhaust with newly designed muffler with two outlet stingers that allow engine to breathe better and produce more power
Lightweight aluminum alloy crankcase
Two year limited warranty through DLE-USA from date of purchase


DLE-20cc Rear Exhaust Gasoline Engine with Electronic Ignition, Muffler, two Muffler Extension Tubes with Clamps, Muffler Gasket, two 4x20mm Muffler Screws, Spark Plug, and Manual


Gasoline with at least 87 octane rating
2-cycle oil, mix ratio for this engine is 30 parts gas to one part oil and must be followed exactly for warranty consideration and optimum performance
4.8 - 8.4V battery for ignition, separate receiver style pack can be used (LiPo & LiFe requires voltage regulator)
Propeller and field equipment


Output Power: 2.5 HP at 9,000RPM
Idle Speed: 1,700RPM
Static Thrust: 13.14lbs (6.3kg) 328ft (100m) altitude
12.6lbs (5.6kg) 5,900ft (1800m) altitude
Displacement: 1.22 cu in (20cc)
Bore and Stroke: 1.26 x .98 (32 x 25mm)
Compression Ratio: 10.5:1
Weight, Engine Only: 1.7lbs (660g)
Exhaust: 2.8oz (80g)
Ignition: 4.6oz (130g)
Fuel Mixture: 30:1
Fuel Octane Level: 93
Recommended Propellers: 16x6, 16x8, 17x6, 17x8
Ignition Battery: 4.8 - 8.4V
Replacement Spark Plug: NGK CM6
Carburetor Settings:
Low Speed Needle: 1.5 turns out, adjust until engine idles smooth and transitions to a high speed without dying or flooding
High Speed Needle: 1.5 turns out
 turns out from closed, adjust needle to peak RPM. If engine slows or dies at full throttle, the high-speed mixture is likely too lean

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