Originally posted by BigDaddy:
hey I am wondering if any one has had any Problems with synthetic oil or slick 50 in 455 olds or any application as long as it is in a Jet boat or v-8 powered Boat and the pros and cons and is it worth it I use it in my Race car Butt dont know if i should in my Boat or use Royal Purple Please coment or leave any question or reply Thanx.
BigDaDDy
Been using 10w30 Mobil 1 Sythetic in my 454 BBC. Works fine.