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Old 01-21-2013, 08:18 PM   #72
Zilvia Junkie
Join Date: Apr 2009
Location: Australia
Posts: 317
Trader Rating: (0)
STR8E180 is an unknown quantity at this point
Flow charts taken from a modified P11 cylinder head

Sr20ve flow chart from modified cylinder head bigger valves and port work

Sr20ve standard ports

Sr20ve modified with bigger valves and port work

Keep in mind this is just flow
Nearly 400 cfm!!!
Still take into account the shaft mounted rocker arms and VVL
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