HomeProductsMarine Engines15 ccTo-Be.91 DD

To-Be.91DD (Direct Drive)

   Displacement: 15 cc
   R.P.M. (max power): 26.500 RPM
   Bore x stroke: 26,30x27,55 mm
   Sleeve: 8 ports
   Rear ball bearings: steel
   Front ball bearings: steel
   Crankshaft: 18 mm 
   Carburetor: aluminium - 13 mm rotary 
   Glowplug: Turbo (C7TGH)
   Exhaust position: rear
   Starting: standard
   Weight: -- g 
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carburetor-setting
instruction-manual

 


FEATURES

08724   85707   21900    
Sleeve:
The sleeve has 8 transfer ports. The special shape and positioning of the ports, improve the internal fluid-dynamics to obtain the maximum possible performance. Lightened CNC machined piston.
  Crankshaft:
The crankshaft is grinded to increase the mixture flow and has a special shape to reduce turbulences inside the crankcase. The balancing is done by two inserts made of tungsten alloy and the inlet has a silicon filling to reduce the weight of the crankshaft to improve acceleration.
  Gasket:
The inner shape of the gasket has a special shape. These gaskets use a special rubber that are more resistant to high temperatures.
   

 

50496 40494
350003937138000  
 
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