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I heard Lingenfelter did the CNC program and sold to GM for the GMPP CNC ls3 and LS9 castings, not sure if its completely true though.
The GMPP LS3s are a really nice piece from a shiny object standpoint
GM says roughly 350cfm at .600
If you find ls3 flow numbers they will be basically the same as stated will 2 cfms kill you. You probably won't see anything as there basically the same heads. Now you can go look and when you find them....come back and post them..so I came say: What did I tell you:-)
If you find ls3 flow numbers they will be basically the same as stated will 2 cfms kill you. You probably won't see anything as there basically the same heads. Now you can go look and when you find them....come back and post them..so I came say: What did I tell you:-)
There not the same head there is a few key diff , but these heads suck after doing research.
I understand about you switching and there are a few key difference's but the valve angle,runner size,valve size, rocker arms,..... etc. The few different things don't make up for the more similar things. It's not the GMPP head but rather the idea that there really the same
01-14-2015, 07:37 PM
GMPP CNC LS9 heads 
