you can safely boost 10psi tunned with stock internals. emphasizing on the word tunned

 

where have you been all hmt's life? many people do 8-12psi daily on single cams... stock that is.

i boosted 13psi daily on my LS motor. i loved it. it loved it and this was on a basemap. imagine if it was tuned :1

 

ss autocrap manifold this was given to me so what the heck no rpoblems at all so far i have an hf ready to hop in

 

well i finally found a place to host mi pics but for some reason when i hit post nothing shows not even text