RE: Saito .30 vs. OS. 30 4-stroke
I have a OS 26 that starts and runs nicely. It's also easy to set the needle. I have it on a small 3 channel plane. It is a long way from having as much power as a 2 stroke OS25FX.
Hobbsy has a Saito 30 that he speaks very highly of.
Enjoy,
Jim