What about this new engine :

I was going through the manufacturer's forum yesterday and found this :

NEW enter level gas engine . 40CC. total weight 1600g(56oz) ,including muffler and E-ignition , turn 18X8 to 20X10 wood prop. ( wide blade) , thrust over 18lb.

NX prop testing:

17X7 7800 RPM
18X8 6900 RPM
18X10 6500 RPM
20X8 6350 RPM
20X10 6100RPM
( new engine testing)

tomyrcmodels & melody model China

The price ini the us is about $269.

What about this enigne .... does it look better than the US engine ?

And I asked about the maximum size the US engine can lift ....

Thanks !