Yay! i just got meself a new tt pro46 engine

I ran it the other day for about 1/2 a tank. It started about 4th flick and then i ran it rich at about 1/2 throttle with bursts up to full throttle.
Is this all fine? Am i doing anything wrong? wot else do i need to do to run it in good and propper?
thanks.
blythe