- Jul 3, 2004
- 116
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Porting the stock head, with steeda #19 camshaft, what spring use ??????, My stock head will flow near 190 cfm does i will gain a couple of horse ?????, presently i run 13.7 with all the bolt on, what i should expect with this porting and cam also does it safe for my stock internal if i add a 100 hp of spray ?????? With the porting and the spay can i expect low 12 sec


