Any Difference With A Header?

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I don't know, but where's my Miami Heat basketball court?





JK.

I noticed a significant difference with block huggers on my SBC'd 40. Never ran a header on a 2F or Inline 6. I guess it has to help out, but would debate the true benefit of it unless you were changing your intake/fuel and complete exhaust. Kinda like dry humping a hot chick, getting her naked, then only playing with her boobs......you really need to bang the chick man.
 
I think there is a real improvement in power, albeit minor, due to the reduced restriction of exhaust gas escape pressure. There may be a mile or mile and a half per gallon gain in fuel efficiency, too. Other differences include a hotter engine compartment, which can have a slight negative effect on performance. And, of course, you lose the effectiveness of a heatriser valve, something that may be more or less important depending on your climate.
 
A header, all by itself will give you just a little boost. It is in conjunction with the other goodies that it really helps. Sounds better though.
 
I was pleasantly surprised after i put a header on my straight six, this was awhile back but I remember it giving much more top end power on the freeway and the whole engine could breath better. I did it in conjuction with a flowmaster muffler and a wide exhaust with no cats. Other things that helped alot were rebuilding the head and including a cagle fuel regulator.

Noah
 
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