DLE Engine - DLE-55cc Gas Engine - DLE-55cc Gas Engine

This is the DLE 55cc Gasoline Powered Engine with Electronic Ignition.    
                                                                               
FEATURES: Two crankshaft bearings-simple design for lighter weight             
          Aluminum alloy crankcase                                             
          Four petal V-type reed valve bottom induction system                 
          DLE carburetor                                                       
          Fully automatic electronic ignition                                  
          Two year limited warranty through Hobby Services beginning at date   
            of purchase                                                        
                                                                               
INCLUDES: Engine, spark plug, standoffs, ignition, muffler, instruction manual 
                                                                               
REQUIRES: 87 octane gasoline                                                   
          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 & LiFe requires   
            voltage regulator)                                                 
          Propeller and field equipment                                        
                                                                               
SPECS:    Output Power: 5.5 HP at 7,500 RPM                                    
          Best Performance RPM Range: 1,350 - 8,500                            
          Maximum RPM: 8,500                                                   
          Static Thrust: 14.2kg Pulling Force/100 meters altitude              
            12.5kg Pulling Force/1,800 meters altitude                         
          Displacement: 3.4cu in (55.6cc)                                      
          Bore: 45mm                                                           
          Stroke: 35mm                                                         
          Compression Ratio: 7.6:1                                             
          Weight: Engine, 2.9lbs (1310g)                                       
                  Muffler, 3.5oz (100g)                                        
                  Ignition, 3.9oz (110g)                                       
          Gasoline/Oil Mixture: 30:1                                           
          Gasoline Octane Rating: 87                                           
          Recommended Propellers: 22x8, 22x10, 23x8, 23x10                     
          Spark Plug: CM6                                                      
          Distance Between Mounting Hole Centers Same Side: 2.7" (68mm)        
          Distance Between Mounting Hole Centers Opposite Side: 3.1" (80mm)    
          Height from bottom/Crankcase to top of Cylinder Head: 6.4" (162mm)   
          Width of Cylinder Head: 3.1" (78.8mm)                                
          Length from Carburetor to Prop Washer: 6.2" (157mm)                  
          Length from Carburetor to Front Bearing: 5" (127mm)                  
          Distance Between Muffler Mounting Hole Centers: 1.6" (40mm)          
          Crankshaft Thread: 5mm/.8 pitch course thread                        
                                                                               
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.                                                     
          A running change was made to the ignition module.  The unit now      
            includes a third lead to use with a tachometer.