i would recommend either oil restrictive lifters or pushrods along with the springs and upgrade to the stage1 pcm
i went from 1.9 rockers to stock rockers with S1X cam and gained 3-4 tenths on my 1/4 mile ets.
i would expect similar results from your set up.. 4-5 tenths
every car reacts differently to mods though so its very hard to tell
(my car hates me... i dont get nearly the gains others have had with my mods)
i went from 1.9 rockers to stock rockers with S1X cam and gained 3-4 tenths on my 1/4 mile ets.
i would expect similar results from your set up.. 4-5 tenths
every car reacts differently to mods though so its very hard to tell
(my car hates me... i dont get nearly the gains others have had with my mods)