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Cam lift and FI

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Old 08-25-2014, 05:33 AM
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Default Cam lift and FI

I am quite new to the FI world so always better to ask.

I've heard some people say lift isn't as important in FI, if so how and why is this true?

In my opinion if you have less lift you will build more PSI in the manifold due to the restriction compared to this PSI being built up in the cylinder....

Correct me if im wrong but this makes sense
Old 08-25-2014, 05:52 AM
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Stay away from lots of duration
Old 08-25-2014, 09:49 AM
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Originally Posted by THADD
Stay away from lots of duration
what is the reason?
Old 08-25-2014, 10:14 AM
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Originally Posted by O.N.
what is the reason?
The more duration contributes to back pressure issues sooner.
Old 08-25-2014, 11:08 AM
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I would stay away from general statements and that's about it.
Old 08-25-2014, 11:13 AM
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This^
Old 08-25-2014, 04:05 PM
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Not a damn thing wrong with lift provided the rest of the valvetrain can handle it



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