Quote Originally Posted by Tbrendal View Post
What would I have to do to use this with a 7747 ecm?
The spreadsheet is for the second generation TBI PCM, 16168625, 16197427, 16156930, & 16196395.

Information to upgrade the 1227747 to the second generation TBI PCM is here: http://www.gearhead-efi.com/Fuel-Inj...out-Directions!

dave w