Blue Demon Offroad


   BLUE DEMON .21 OFFROAD:                 Displacement: 3,49 cc  
   R.P.M. (max power): 35.000 RPM
   Bore x stroke: 16,26×16,80 mm
   Sleeve: 5 ports
   Rear ball bearings: steel
   Front ball bearings: steel
   Crankshaft: 14 mm – turbo with silicone
   Carburetor: plastic  9 mm reverse
   Glowplug: Turbo (C6TGC)
   Exhaust position: rear
   Starting: standard
   Weight: 373 g
   Fuel type: 25% nitro

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Sleeve: The sleeve has 5 transfer ports to supply a linear power output and to keep fuel consumption low.

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Crankshaft: The crankshaft is manufactured with a larger bore intake to increase the mixture flow and has a special shape to optimise gas-flows in the engine. The durability has been significantly improved with the DLC coating. Fine modified and check one by one for extra power​

Carburetor: is made from plastic, the three tuning needles gives a better idle and improves the ability of the engine to return to low rpm after throttling.

Hard Black crankcase: The crackcase has a HARD BLACK treatment, this treatment make the crackcase more hard and make it more termally stable, the engne works at less temperature.

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