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Saito FG-21 21cc 4-stroke gas engine for rc model airplanes.

 Output Power  

 2.1 hp


 15x6-10, 17x6


 1055g/ 1435g (excl./incl. ignition)  

  Delivery includes: spark plug, ignition, muffler.

Technical  Specification:  
 Displacement                     (Cylinder Inhoud)  20.51  ccm    

 Output Power                             (Vermogen) 

 2.1  hp
 Carburetor  Saito   
 Speed Range                               (Toerental)  1700 - 9500  rpm (omw/min)
 Propeller  15x6-8 .. 17x6  inch 
 Ignition power supply   (Spanning ontsteking)  6 - 8.4V  Volt
 Spinner bolt diameter  -  mm 
 Spinner screw thread             (Schroefdraad)  M8 x  1.25       mm 
 Gas/Oil mix ratio       (Brandstof verhouding)  20 : 1  gas : oil
 Engine                      620  gram
 Muffler  105  gram 
 Ignition  105  gram 
 User Manual            (Gebruikers Handleiding)  FG-21-Saito-Gas-Engines-Manual
 Approx. Fuel Flow


 (at full throttle, 8900 rpm)

 Link naar Fabrikant  
 SAITO Spare Parts


The FG-21 4-stroke gas engine from Saito is especially developped for scale models. 

Detailed overview of the delivery of the Saito FG-21 gas engine:



 Dimensions of engine:


 Other pictures of the engine:




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