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Home Offroad RC Mugen Ninja JX21 B03 Nitro Engine

Mugen Ninja JX21 B03 Nitro Engine

Mugen Ninja JX21 B03 Nitro EngineMugen announces the new JX21 B03 Nitro Engine! Developed for off-road buggies and trucks, as well as GT cars, the Mugen Ninja features a DLC coated and balanced crankshaft, a low profile and lightweight turbo cooling head, ceramic rear ball bearing, three needle carb with aluminum 6.5mm venturi and an equal bore and stroke configuration for tons of useable power. Check out the pictures and specs of the new Mugen Ninja nitro engine after the break.


  • Displacement: 3.46cc (0.211 ci)
  • Bore: 16.40mm (0.646″)
  • Stroke: 16.40mm (0.646″)
  • Practical RPM: 4.000-42.000
  • Power output: 2.61 PS (34.000 rpm)
  • Carb Diameter: 6.5mm var
  • Weight: 352g (12 oz)


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