Nova Engines X9R EVO .21 9Port OnRoad Nitro Engine 2025 PreBrokeIn in Factory
X9R specs:Category: 1/8 Ofn RoadDisplacement [cm3]: 3,5Bore: [mm]: 15,94Stroke [mm]: 17,5Ports [N°]: 9Domed pistonHead button Turbo 3 pointsCrankcase Evo vacuum high pressure injectedCarburetor triple adjustmentCrankshaft Balanced DLC coatedRear ceramic bearingsTurbo backplate9mm low profile VenturiNew design cooling head