You can buy the clamp to the exhaust deal or just chassis dyno it then tune to suit your needs but even dynos run WB's it's the BEST and you're guessing otherwise............

Last edited by Thumperdart; 01/06/18 04:41 PM.
72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....