[toddoky]

Originally Posted by Houston Ben

Todd,
how much better is the flow of the cast iron headers than stock truck, tbss, or Camara manifolds?

Thanks

There's never been any comparative testing done between those various manifolds at Holley, but I can tell you the Hooker manifolds were modeled after (but more tightly tucked to the engine) the geometry of the 2010-up Camaro manifolds and would offer similar performance as them.