Originally Posted by Huck

^^ THIS. I did a lot of research outside of this forum prior to installing mine and came up with the exact same info that Mike at NST posted on his pulley review thread. Go read that thread, it's extremely logical and informative. I've had my pulley on for ~7000-8000 miles with no problems. It's a cheap mod, it gives you more than 3hp, it helps smooth out your acceleration and makes your motor more responsive.