Porting Stock Exhaust Housing

[BarnesGN]

I read once that porting the stock exhaust housing is worth 10hp.

I am having a .63 garret exhaust housing machined to fit a Ta-49 (had a precision) would it be beneficial to port it also?

 

[BarnesGN]

guess I'm on crack

 

[ITSAV6]

no crack

If ported correctly it will help.

 

[BarnesGN]

check pm ITSAV6