I want to replace the cams in my 2000 5.4

I understand intake and exhaust diration but i dont know about lift and all that

what kind of horsepower can i expect with a new cam and valve springs?

can anyone recommend a set of cams for me?

 

comp cam..but with out good heads,you wont gain much...read here...

https://www.f150online.com/forums/sh...ight=comp+cams