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Nitro Air

  • OS 37 SZ-H Ring Helicopter Motor

    OS 37 SZ-H Ring Helicopter Motor Overview Designed to deliver premium performance for 30-sized machines, from extreme aerobatics to stable hovering! The crankshaft has been re-engineered to reduce vibration, resulting in smooth power across the...

    $324.95
  • OS 55AX (40K) Engine w/E-3071 silencer

    OS 55AX (40K) Engine w/E-3071 silencer   Features Same mounting dimensions as the O.S. Max .46 AX Power Box positionable muffler Angular head design offers increased surface area for better cooling 40J Carburetor with diagonally placed...

    $199.95
  • OS Engines 160 FX Motor w/Muffler

    OS Engines 160 FX Motor w/Muffler Features One-piece crankcase Twin ball bearing-supported crankshaft Schnuerle porting (Schnuerle scavenging) Steel liner and ring with Aluminum piston Tall, squared heat sink head for added...

    $444.95
  • OS Engines MAX-46AX II w/E-3071 Silencer

    OS Engines MAX-46AX II w/E-3071 Silencer   Overview The OS 46AX II is a lightweight powerhouse of a 2 stroke engine suitable for sport or aerobatic aircraft.    Features Advanced bi-metallic liner Lightweight compact...

    $199.00
  • OS Engines MAX-95AX w/E-4040 Silencer

    OS Engines MAX-95AX w/E-4040 Silencer   Overview The 95AX Engine from O.S. Engines is a powerful addition to your aerobatic and/or large-scale RC plane.  The 95AX Engine from O.S. Engines is an excellent choice for your remote...

    $399.00
  • OS Max-55HZ-R heli motor w/o silencer

    OS Max-55HZ-R heli motor w/o silencer Overview The power of a .60 in a .55! The O. S. 55HZ-H Hyper Ringed Heli engine is cause to rejoice for 3D heli fliers! The 55-HZ-H Hyper Ringed engine cranks out optimum power with a minimum of space! The...

    $429.00