not sure if you will see gains with the t/r was the indy ported ,i think if you port a 772 and converted to yours it will make more power or a sheet metal the rp s move some air 360 cfm just my 2 cents.

1.37 60 ft [email]6.0@113[/email] [email]9.57@141[/email] 408 glide 3550lbs
new video http://www.youtube.com/watch?feature=player_embedded&v=Xvq3ZObywQE