Impala SS427.com Message Board
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Re: chassis motor mounts
Edited by Bill Thomsen on 6/11/2020, 11:17 am
I used to know the measurements, but cannot recall them accurately enough. I believe the difference between the two are somewhere around 3/4 Inch. You may want to research it over at Chevytalk. We talked about them quite a bit through the years over there.