Here is the build thread on mine. It was painted many many years ago and just never got built. More recently I got it.

https://forums.offshoreelectrics.com...45-quot-Scarab

As far as rudder, there is nothing really wrong with it behind prop and I dod contemplate it as I had a couple makeshift old ones here. And as far as tapered or straight, I’m not sure, I meant to test both this past year on my big cat but actually got little boating done. So this next year with luck