Here are a couple links that will show you how to check your TPS.
http://www.muscularmustangs.com/tps.php
http://www.moddedmustangs.com/forums...djustment.html
For your timing, pull the spout connector and then set the timing to 10 degrees which is the factory setting. It'll probably run better at 12-14 degrees but if it detonates at all back it down.