DLE 20cc Gasoline Powered Engine with Electronic Ignition

• SPECS: Output Power: 2.5 HP at 9,000 RPM
• Idle Speed: 1,750 RPM
• Static Thrust: 6 kg Pulling Force/100 meters altitude
• 5.3 kg Pulling Force/1,800 meters altitude
• Displacement: 1.22cu in (20cc)
• Bore and Stroke: 1.3 x 1.0" (32 x 25mm)
• Compression Ratio: 10.5:1
• Weight: Engine: 22.93oz.(650g)
• Exhaust: 1.76oz (50g)
• Ignition: 4.23oz (120g)
• Total: 28.9oz (820g)
• Gasoline/Oil Mixture: 30:1
• Gasoline Octane Rating: 87-93
• Recommended Propellers: 14x10, 15x8, 16x6, 16x8, 17.6, 18x6
• (break-in prop not specified)
• Ignition Battery: 4.8 - 6V, BEC required if LiPo battery is used
• Spark Plug: CM6
• Spark Plug Gap: 0.018 - 0.020"
• Plug Installation Torque: 7 - 8ft-lbs
• Carburetor Adjustments;
• Low Speed Needle: 1.5 turns out as a starting point, adjust for a
• smooth idle and a reliable transition to high throttle
• High Speed Needle: 1.5-2 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
• Height from bottom/Crankcase to top of Cylinder Head: 5.4" (138mm)
• Height/bottom/of Mounting Tab to top of Cylinder Head: 3.4" (87.5mm)
• Width of Cylinder Head: 2.5" (65mm)
• Width at Mounting Tabs: 2.8" (70.5mm)
• Distance/Mounting Hole Centers Same Side: 1.0" (26mm)
• Distance/Mounting Hole Centers Opposite Side: 2.4" (60mm)
• Height of Exhaust Opening: 0.42" (10.8mm)
• Width of Exhaust Opening: 0.83" (21mm)
• Length from Carburetor to Front Bearing: 4.5" (114mm)
• Length from Carburetor to Prop Hub: 5.1" (130mm)
• Total Height of Muffler including Exhaust Pipe: 3.8" (96mm)
• Center of Muffler Exhaust Opening to end of Pipe: 2.4" (61mm)
• Muffler Width: 2" (52.1mm)
• Exhaust Pipe Inner Diameter: 0.56" (14.2mm)
• COMMENTS: To avoid permanent damage to the electronic ignition system, NEVER
• turn your DLE engine over with the system switched on and the plug
• not installed.

FEATURES: Two sealed bearings on crankshaft-simple design for lighter weight  
         Beam mounting allows easy fit in the same mount as comparable glow  
           engines                                                            
         Aluminum alloy crankcase with advanced CNC machining                
         Rear mounted pumper carburetor ensures easier installation and smooth
           idling and dependable fuel flow during flights                    
         Fully automatic electronic ignition    

                                                                             
REQUIRES: 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 - 6V NiMH/NiCd, or 6.6V LiFe or 7.4V LiPo battery for ignition  
           (separate receiver style pack can be used) (LiPo use requires      
           voltage regulator)                                                
         Propeller and field equipment