Thread: Frankenplenum
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Old 08-03-2015   #165
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,685
Default Re: Frankenplenum

Quote:
Originally Posted by LGAFF View Post
No these are the 222 .415 236 425 intake and 222 .415 exhaust cams

Peak was 7050 or 7100 on the run with 441rwhp

Here is the dyno sheet(This is from the 2nd run)

OK, so peak didn't change from Siamese ports. I was also comparing peak HP w mine since cams are similar. My peak is ~ 6900rpms w 36.5mm plenum port and head runners that neck down from 36.5mm at the top, down to about 34mm by the bowl.
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