[Chevy454]

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: TDW</div><div class="ubbcode-body">The picture shows that you have cast iron exhaust manifolds. Headers will normally make the engine run better, but the cast iron ones look so much better, and there are some guys that are in the 11s when running them.
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I guess I fall into that category...in the past, I've had good luck with soda blasting the manifolds then using a good high heat manifold coating in a rattle can.