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Saito FA-120R3 3Cyl. Radial 4-Cycle Glow Eng.

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GTIN/EAN: 9345958052505

Product Features

  • FA-120R3 is an upgrade from the FA-90R3.
  • 33% larger displacement and more power, all at a lower weight for a higher power-to-weight ratio.
  • Complete with a 3-piece flex exhaust system for an all-inclusive purchase.

Product Description

Saito continue to expand their radial engine line with the addition of the FA-120 3-Cylinder Radial. Ideal for 60-90 sized models, the FA-120R3 is an upgrade from the FA-90R3 engine, featuring 33% larger displacement and more power; all at a lighter weight for a higher power-to-weight ratio. The FA-120R3 also comes with a 3-piece flex exhaust system, making for an all-inclusive package.

Like all Saito engines, this powerhouse is engineered with that same Saito quality and reliability you have come to know and trust.


  • Bore: ø 22.4mm x 3
  • Stroke: 16.2mm x 3
  • Stroke Volume: 19.15cc
  • Power: 1.4hp
  • Static Thrust: 3.6kg 
  • Practical Speed: Approx. 1,800 ~ 10,000rpm(Recommended highest speed on ground: 8,800 ~ 9,500rpm)
  • Recommended Prop: 13 x 8in, 14 x 6in
  • Fuel: Synthetic Oil (Above 20%) with 15~20% nitromethane content
  • Fuel Flow: Approx. 25cc/minute (at full throttle, approx 9,400rpm).
  • Fuel flow varies depends upon propeller lead. More fuel flow with larger load & less fuel flow with smaller (In actual flight, fuel flow somewhat increases.)
  • Our shipping times are typically 24-48hrs from ordering during normal business hours.
  • We use a Courier and Australia post as our agents.  Please allow typical delivery times for your area.
  • International shipping is priced per country, please check your cart before ordering.
  • We are unable to ship Dangerous goods overseas. 
  • We are also limited by length of some parcels. Anything over 1.05m will need a specialist courier quote which we can provide.
  • When adding items to your cart you can get a quote for shipping first before commiting to the order.

Customer Reviews

Based on 4 reviews
Fits inside Fiberglass Specialties Corsair .060 size cowl perfectly

Craftsmanship is top notch. It really fits the bill as far as looks. Performance is yet to be determined as I just got it yesterday. Excellent shipping time from Australia to Alaska.

David Mifsud (hooniganr32)
Ht direct

Ht direct are a awesome bunch of people. Very helpful on the phone.thats why I shop there. And awesome customer service

Richard Hepburn (rhephburn3900)
The perfect saito dealer

Wish I lived in NSW. Your store shipped the engine I wanted, quickly to me in Toronto, Canada.

Paul Cosbrook (pacosb92)
Scale like Engine for DHC-2

Beautiful construction especially being head gasket less. As an engineer I can expect a reliable service. The 91" wingspan DHC-2 Beaver is still to arrive. Excited.