Mike@tea
#3
TECH Enthusiast
Thread Starter
I talked to him and I want to make sure on something. When I got my heads done I was dealing with mike and that was my stg 2 ls6 but that was going on a ls1.now I want to do a ls3 block with my heads and need to no if they need to be open up for the larger bore Greg says no but all the guys with tfs215 get them open up for larger bore.since the same port program on both heads just need a for sure answer