I have a stock gen 1v 7.4 bravo 1 outdrive currently runs 55 at 4800 rpm I'm thinking of doing heads cam and intake any suggestions on what you have seen done that or what I can do to get more sound and performance it of it with out building lower end only has 300 hr on it

There are a hundred+ threads about doing this in this section already. Go through old threads and you will find plenty of info.

search 330 on roids.

I see the search police showed up