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Old 09-10-2013, 11:08 AM   #7
Jason 98 TA

 
Drives: Camaro
Join Date: Apr 2009
Location: Texas
Posts: 1,669
The LSa heads wont make more power than the LS3/L99 heads. I would not do it unless you are wanting a cnc ported head. We have LSa cnc ported heads available if you decide to go that route. They typically gain about 30hp on a lsa build.
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