Thread: Street porting a 1.9 big valve head
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Old 11-24-2007   #238 (permalink)
RallyBob
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Originally Posted by Hiro View Post
198cfm on a SF600E,
Bob how much would this be on a SF110?
Hiro
If he measured at 28", then it is 118.5 cfm (conversion number is 1.67). If he measured at 25", then it is 128.5 cfm (conversion number is 1.54).

Bob
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