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Lightning Forums
Harley-Davidson™ F-150
H-D supercharger
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<blockquote data-quote="Crockett59" data-source="post: 602525" data-attributes="member: 11474"><p>Here is something that will get you close. The L upper is 2.93 and the HD upper is 3.25, so in theory if you installed a HD upper you could make about a 1# or so more boost and if you installed an L upper maybe 3#'s?</p><p></p><p><a href="http://www.nhtoc.com/forum/showthread.php?s=&threadid=2852&highlight=upper+pulley+size" target="_blank">http://www.nhtoc.com/forum/showthread.php?s=&threadid=2852&highlight=upper+pulley+size</a></p></blockquote><p></p>
[QUOTE="Crockett59, post: 602525, member: 11474"] Here is something that will get you close. The L upper is 2.93 and the HD upper is 3.25, so in theory if you installed a HD upper you could make about a 1# or so more boost and if you installed an L upper maybe 3#'s? [url]http://www.nhtoc.com/forum/showthread.php?s=&threadid=2852&highlight=upper+pulley+size[/url] [/QUOTE]
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