okay, i got my van on jackstands, bought me a brand new floor jack, got my parts, AND its not raining, but i cant find my repair manual, *sigh*, i need torch specs, and general how to info on the whole process of replacing the rear main seal on my 1989 GMC vandura, she's 3/4 ton with a 350 engine, please sombody HELP! hopefully before it starts raining again[st] thanxs alot, Mary