Originally Posted by BodhiBenz1987

Not to hijack the thread, but here's a question: Can I just cork the gauge into the line and get an experimental reading while holding the gauge in my hand? That is, I don't yet have time to actually install it in the place I've chosen (ashtray) with lighting and bracket and all, but want to play around with it ... does the gauge have to be "secured" onto something to get a reasonably accurate reading? I'll eventually fix it up all nice in the console, but will be a while until I get a good block of tinkerin' time.