Hello, this is my first post on here. I'm researching to prepare for my first build. I am up in the air on making a decision between the Promaxx and Edelbrock heads for my 318. Have the Promaxx heads still shown to be reliable since the last post on this thread? Thanks!!!
I'm researching to prepare for my first build. I am up in the air on making a decision between the Promaxx and Edelbrock heads for my 318. Have the Promaxx heads still shown to be reliable since the last post on this thread? Thanks!!!
