The state-of-the-art in sport/competition engines!

• All FX engines come with remote needle valve - the feature most asked for!
  
• A longer crankshaft provides more secure attachment for spinner, prop and nut
  
• Dual ball bearing construction adds durability and longevity
  
• Semi-square head shape creates more fin area to increase cooling capacity
• Each engine comes with a high-performance carburetor and muffler with adjustable exhaust direction and built-in pressure tap
• 61FX and 91FX feature a remote needle valve that can be positioned two ways, to help you avoid cowl modification and preserve your plane's scale lines; 160 FX remote needle can be mounted three ways