This is topic What calibration disk is this for my FMU? *pics* in forum Tech Talk at Northern California Ford Owners .
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Posted by phat50 (Member # 1998) on
:
Just got a FMU and wondering what calibration disk this is, a 8:1 or a 6:1
![-](http://i27.photobucket.com/albums/c159/wordyy/DSC00132.jpg)
![-](http://i27.photobucket.com/albums/c159/wordyy/DSC00133.jpg)
[ July 16, 2007, 12:56 AM: Message edited by: phat50 ]
Posted by 2stangs69-91 (Member # 1951) on
:
you need to measure the disc then I have a chart for what injectors it is suposed to fit.
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