I have a pair of 800 Holleys on a 454. Blower is a B&M 250. My problem is if I mash the gas it has a huge hesitation (sp)?
My carbs have 6.5 power valves. 31 shooters . 78 mains. 82 secondary jets. Plugs are a nice tan. I think my jetting good.
Im thinking bigger shooters. ????????