When we got the 54 halfton running we were all so excited we all hopped in and went sailing down the street, and down the hill to the hairpin turn at the bottom sort of forgetting that 50 year-old trucks don't handle turns too well. Actually thought she might flip over but admirably handled that turn in stride. Now back in highschool when I got the new 455ci into my Buick Skylark took it out to coast highway and made the needle bounce off the 120 at the end of the speedometer pretty hard. I think I must have hit 130 when it overheated and the main bearing spun. That's when I learned that a new engine deserves a new radiator, but at 16 you are allowed to be stupid.(Can't use that excuse now!) The fastest car I've ever driven was a split window Vette with a 327. One of the fringe benefits of being a Chevy mechanic was the test drives...