One thing Tom forgot to mention is just because your ECU is commanding .82 (for example) doesnt mean you are actually getting that. Thats why you have to use the MAF transfer function to get the two to read the same.
[B]1951 McCormick FARMALL M
2007 MINI Cooper S Turbo... new project car
1998 Chevy 3500 Ext cab, long bed, 4x4, duelly, turbo diesel
2004 Harley V-Rod.... sex on wheels
2011 Harley Electra Glide Ultra Limited