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Originally Posted by rocketw19
wouldnt you get better numbers porting and polishing your heads? people with superchargers (especialy bigger pullys) TBs, headers and so on will get massive HP and TQ improvements
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L92 heads are flowing as much, if not more than, the ported CNC LS1/6 heads. Numbers I've seen for stock heads is 330+ cfm at .600 lift and these numbers are as-cast. Some cleanup wok on the ports and bowls and people are expecting 360+ cfm.