4-stroke engines

FG-73R5
The long-awaited 5-cylinder series
since the Glow FA-325R5 is a Gas Version.
This is what we call “The ultimate sound”.

FG-90R3
The bored-out version of the FG-84R3.
The updated intake offers extra power more than just bored-out.
A perfect engine for scale & aerobatic models with high torque.

FG-84R3 (Discontinued)
Long awaited 84cc radial petrol/gas engine. Feel the unique sound of SAITO.

FG-60R3
The 3rd radial gas engine following
FG-84R3, FG-33R3. It offers excellent performance in both of power ad sound.

FG-33R3
Long awaited the 2nd radial gas engine.
Many fans are fascinated by the mellow sound. Also has nice fuel efficiency.

FG-19R3
The 4th radial gas engine. It is the smallest radial gas engine in the world but you will hear the unique exhaust note of resonance.

FA-200R3
The bored-out version of FA-170R3.
You might notice distinct mellowness of its sound rather than the gas version. That’s one of the reason there are lots of fans who take glow engines.

FA-120R3
The bored-out version of FA-90R3 which had been loved for long time.
It gives uniqueness to your 60 class warbird or even any kind of scale planes.

FG-100TS
100cc Twin.
Canister is unnecessary.
Mellow 4st boxer sound with standard exhaust. A perfect engine for aerobatic and scale models in 2st-70cc class. Ultra-fuel efficiency. Approx.26cc/min (full throttle at ground bench).

FG-61TS
The bored-out version of FG-57TS.
It invites you to the unknown SAITO world.

FG-57TS (Discontinued)
The updated version of FG-57T and
for aerobatic model. Equipped with
an updated ignition and a heat tank. The mount is stand-off system.

FG-41TS
Best matching for aircrafts from 71″ to 78″.

FA-182T-D
A Flat twin engine and the same structure as FA-100T.
The sound is so unique due to a futile rotation.

FG-40
The largest single engine in SAITO.
The high torque and the heavy sound invite you to the new SAITO world.

<Order is suspended>

FG-30B
The gas version of FA-180.
Equipped with an updated ignition.

FG-21
The gas version of FA-125a with increased bore. Equipped with an updated ignition.

FG-17
The gas version of FA-100.
Equipped with an updated ignition.

FG-14C
The FG-14C is a gas version of
the FA-82B. Equipped with
an updated ignition.

FG-11
The smallest gas engine in SAITO.
The highest performance in its class. Equipped with an updated ignition.

FA-180B
Perfect for large scale models.
The FA-180B is a bore-out 150B
for more powerful. You can use
the same mount for FA-150B to
this engine.

FA150B
Perfect for large scale models. You can use the same mount for FA-180B to this engine.

FA-125a
Compact but powerful model respond to aerobatic flight as well. You can use the same mount for FA-100 to this engine.

FA-100
Well balanced power-to-weight ratio. The FA-100 suits a wide variety of models. You can use the same mount for FA-125a to this engine.

FA-82B
The compact crankcase can be installed in small aircrafts. The FA-82B is one of the most popular selling engines for medium sized aircrafts. You can use
the same mount for FA-56,https://www.saito-mfg.com/productstop/products-4st/fa-82b FA-62a, FA-72B, FA-82B to this engine.

FA-62B
The bored-out version of FA-56.
You can use the same mount for
FA-56, FA-62a, FA-72B, FA-82B
to this engine.

FA-40a
The perfect engine for small aircrafts with 4 stroke sound and power.