Originally Posted by Civic2Scooby
meh...its maybe a couple whp here or there...for the price there are bigger gains to be had with other mods....I keep PnP/polishing/valve grinds until I would need to squeeze the very last drips of hp out.
if he's going to have the head off.. i'd take the dremil with a sanding bit & clean up any of the casting marks on the ex side & then leave it alone unless there was a problem. all depends how deep u'r pockets are i guess.
If you do choose to go this route tho, read up a little bit before you actually do it to make sure you don't hit something your not supposed to with that sanding bit
