Tuesday, 23 July 2013

FX 5K .21 V2 Off-Road Racing Engine



The new FX Engines FX 5K .21 V2 engine that has been in development for 6 years have finally arrived. And it looks awesome!

The quality is simply unmatched and the performance is very impressive. Enough bottom end to suite anyone and an screaming top-end!


  • Displacement: 3.5 cc
  • Bore: 16.26 mm
  • Stroke: 16.80 mm
  • Hard chromed brass liner with 5 transfer/induction ports and 1 exhaust port
  • Piston: CNC machined billet silicum-aluminum
  • Crankshaft: 14 mm with diamond coating and silicone ramp
  • Con-rod: 7075-T6 with dual bushings
  • Front ball bearing: Rubber sealed 7x19 mm steel
  • Rear ball bearing: 14x25.8 mm ceramic
  • Carb: Aluminum body with thermal isolator and 3needles
  • Venturi: 7 mm (exchangeable)
  • Glowplug: X3 with turbo/conical thread
  • Recommended exhaust: #47659704 & #47659502 
FX Products Link
FX Engines Link

Neobuggy Review of the FX21





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