If this is even anywhere remotely close to correct then I would say I need to tighten this guy up. It would explain a lot, especially with the divided manifold; it wouldn't make it too difficult for every exhaust pulse to blow open the wastegate....
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49 Willys Pickup. 5600lb. 11.8sec @115mph 1/4. 12 valve. MegaSquirted 47RH. 3.54 posi rear. 35" tires. 64mm HE351ve, S475 (75/96/1.32), A/W Intercooler. AFC mods. 5x16s. 191 DVs, 180 pump. 23*. 85psi.
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