[wang970305]

Originally Posted by phill21

Hey guys i jUst installed an lt2 intake and i have a rotofab cai . Today i went on a friend dyno and wee made 2 runs and on both run the afr was around 12.0 to 12.4 . So it seems that is not lean at all. My friend is the best mustang tuner in my area and not very famliar with gm product but he told me that afr is ok and the stock tune work fine

what about a ported LT2 IM tho