You may be able to open the stinger and still keep the heat in the pipe. This may be the pay off for that pipe. That may let it spool up more at the end of the straits.
From the video it dose not seam to spool up coming out of the corner. Just going around in circles as a call it.
Dave will do I can go all the way to .450 I'll do the .390 this weekend. Thanks Charles