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      11-03-2009, 11:03 PM   #11
Proper Motion LLC
Custom Powder Coater
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Drives: White 335i Sedan
Join Date: Dec 2008
Location: Orange County CA

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Some more dimensions for Stock IC, AA, and Helix



HELIX
7.81" H x 20.75" W x 5.75" D -total dimensions
Upper face 2.81" x 20.75" x 2.25" = 131ci Core Volume +
Lower Face 5" x 20.75" x 5.75" = 596ci Core Volume = 727ci total core volume
ambient face 7.81" x 20.75" = 162sq/in
-58% more core volume than stock
-59% more ambient face than stock
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