Re: Katana v2 70 with YS Engine
You need to put that bird on a diet.
First, get rid of the 180gm of nose-weight -- that's doing nothing but ruining your pull-out.
If you need to -- relocate the engine further forward in the mounts to get the CG forward.
If you can lighten-up the rear-end, do so. Try carbon pushrods instead of the standard wire ones and there *are* lighter servos than the 625s that can also help.
Make sure your receiver battery is as far forward in the wing as you can get.
If you've got marginal pull-out you'll find that making the plane 180gm lighter will make a *huge* difference.
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