Never miss a discussionGet a roundup of the newest threads delivered to your inbox. Enter your email below and pick how often you'd like to hear from us — no account required, and you can unsubscribe any time.Double opt-in — we'll email you to confirm. Unsubscribe any time.
so I have a big block 454 stock with a Holley mid rise I guess you call it intake and an Edlebrock 1407 performer carb and I use a spacer plate. I am having the worst time. I can not get my truck to run under 3000 rpm. it’s a Manuel trans btw. Idk what else I can do I feel like I’ve tried...