izzi b Posted July 17, 2007 Share Posted July 17, 2007 what is the purpose of it??? Link to comment Share on other sites More sharing options...
Humphries Posted July 17, 2007 Share Posted July 17, 2007 Header wraps are designed to keep the heat in the header to improve scavenging of the cylinders. Keeping the heat in the header allows the exhaust speed to remain high. Link to comment Share on other sites More sharing options...
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