ok so i have a pro street 86 chevy swb,5.4/4l60e...alllll stock,9in/3.73 gears...just wanted to see what she would do on the track..only ran 15.03,she was slow,but she was consistantly slow! here's the deal,i've got a 6.0L sitting on the ground..any reccomendations? i'm thinking cam/spring sway,mill heads,converter,right now i have a truck intake,either ls1 intake or fast intake? i'm not scared to run sum nos for sum lower times...also what about a tune? i'll yank the 5.3 for a 6liter real quick...i just need some insight on where to spend the money,thanks..glad to be part of the gang!