Thread: How big of a cam is allowed with stock heads?

Originally Posted by Bio248

yeah, those heads should work out well on your setup. i dont know how exactly you reach the .600/.601 lift the IS4 has, but do you really want to go that big?

If it will benefit me i do. I'm just not sure it will.

Originally Posted by Bio248

i dont know how exactly you reach the .600/.601 lift the IS4 has

What do you mean by that?



I plan on checking the clearance on the valve seals and if needed mill the guides down.



If that's what you ment.