40 plus years of changing carb jets for me and I will continue doing so. Way to many carbs sitting here and very happy with their preformance.

By the way what the heck does this have to do with ProMaxx heads. Wholly post robber Batman. Lol

Last edited by pittsburghracer; 07/25/16 05:36 PM.
1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time