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Message: <blockquote data-quote="ScottyDsntKnow" data-source="post: 1006115" data-attributes="member: 10454">Letter cams are junk, you need to do way more research as questions like this are evidence of someone who does not completely understand how the valvetrain works.  Not trying to be insulting or anything, just trying to save you some $$$ and headache.  Also if your heads are still the stock E7s, then the stock cam is your best friend right now.With the new cam you have to measure correct pushrod length and order the right pushrods as well.  If you are serious about your build 1.6s or 1.7s should not matter at all as cam selection will vary depending on which one you are going with.  A cam with 1.6 might flow more than one with 1.7s... all depends on the profile.</blockquote>