Notice I put a smiley in there. Many guys are brand loyal to there flavor, but in this respect, Mopar guys are hard core. Even suggesting using LS valves is a touchy subject. I believe running an engine of the make car you have is proper. Now when it comes to old imports that came with sewing machine engines, yup stuff a newer and bigger engine in. This is where the SBF has an advantage due to its diminuative external dimensions and weight. The SBC and SBM come close so it comes down to a persons brand favorite and what you have on hand or available.