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Nova Engines X3R EVO .21 3-Port Off-Road Nitro Engine 2025 PreBrokeniN  in Factory
The “X” revolution starts today! 
Let us introduce you our brand new off road engines: the X3B and the X5B, the result of intense research and technological development and of the experience gained with our pilots on tracks all over the World!
 
X3B specs:
 
Category: 1/8 Off Road
Displacement [cm3]: 3,5
Bore: [mm]: 15,94
Stroke [mm]: 17,5
Ports [N°]: 3
Exhaust 4 booster
Head button Turbo
Crankcase Evo vacuum high pressure injected Carburetor triple adjustment Crankshaft Balanced DLC coated Front and rear ceramic bearings