Thank you Steve... but what I am after is the distance between mount studs on the motor, not the regulator assembly. I'm sorry if I didn't make that clear. I see here you have the same motor I do, with the external long studs. I am needing the mount hole dimensions on the flange, for the newer style motor, with just a can enclosure. Like this:
ok-- I now see your last photo! That's the measurement I get, also, but I want to use the newer style motor.