When using the AutoXray when you check your total spark advance is that the total advance or do you have to add your inital timing to get the total? Also what is needed for a 1992 Speed Density system to burn chips and how hard is it to set up the tables on how to burn the right program?

Search man, read Traxions document, its at the top of the forum, either that or go to www.diy-efi.org

Enjoy!