340 exhaust manifolds

Yes it depends on what you want. Original 340 car you are restoring? You may want the 340 manifolds. Just need manifold for your 340 because you don't want to mess with headers? The 72-74 340 manifolds will fit the bill are easier to come by and are more reasonably priced. There isn't a ton of flow difference between the manifolds. Also, Places like TTI will sell you the correct head pipes for which ever manifolds you use. Here's a link to a dyno test to compare the manifolds and also with headers. Moparts on the Web - Main Index