Plenum Spacer Sizing

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Apr 18, 2008 | 08:02 AM

Kidd1077

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Plenum Spacer Sizing

im pretty sure I want to buy a spacer for my '04 sedan.. Im just not sure yet what size i want.. the only thing suggested to me was the 5/8".. any other suggestions? it seems like the 5/16 is popular..

Apr 18, 2008 | 05:58 PM

pattyskin

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Quote:

Originally Posted by Kidd1077

The 5/16 is supposed to provide gains throughout the power band while the 1/2 and 5/8 are supposed to provide more peak power.

Apr 19, 2008 | 10:27 AM

Hydrazine

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See the dyno section of our website for analysis on the differences between different spacer heights.

Basically, the 5/16" spacer is optimized for the most gain over the broadest range of RPM.

Tony