
Originally Posted by
crashtke
Totally disagree...get an externally wastegate, not an internally gated turbo. I have seen over 40 hp gains just from swapping to an external gate.
As for the pistons, I would personally not put a set of cast pistons in a forced induction engine. Get some good quality 2618 forged slugs. Cast pistons are just asking for issues in my opinion. Do it right if you are going through the time and expense. It's only a couple hundred more for forged.