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Old 05-17-2010 | 10:43 PM
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mike109
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From: Dubbo, New South Wales, AUSTRALIA
Default RE: J-3 Engine Choice?

G'day

I'd go for the 56 too. Keep the weight down and it will fly better and far more like a real J-3. They have a huge wing and they don't need or like a lot of power.

Until recently I had two Goldberg Cubs (very similar to the one you are looking at) and one of them had several engines. The original owner built it for an OS 70 and so that was what I put in it first but it was way overpowered and heavy. I tried an OS 40 Surpass next and it was nice but there was very little in reserve. It was very scale like. Next came an ASP 52 and then an ASP 61 which are almost identical in size and weight. Both were good with very little difference though the 61 was slightly more powerful. It finally ended up with an OS 52 Surpass which was just about perfect.

My other one has a Saito 90TS because I could not get a 60T and they weigh about the same. The 90TS is really nice and does not madly overpower the model and would give it enough power to get off water if I ever went that way.

I have most of the Saitos from 30 to 100 and the pick for me are the 56 and the 62. The 72 is quite a bit bigger and the 82 is quite a lump. The smaller pair are far easier to handle and also use less fuel. For a Cub like yours, I get the 56 or 62.

Mike in Oz/