I recall it was a tight fit. Don't recall exactly what all I did prior with respect to the edges themselves before (carefully) driving it into place one side at a time until it seemed acceptable. It sure isn't going to fall off,I can tell you that...
Winner 2001 Road Course (prep. class) Detroit,MI
Winner 2006 Drag race (SS class) Indianapolis,IN
Quickest event reaction time .013sec. (final-round)
Class Winner 2014 Charlotte,NC. 2016 NOLA car shows
Winner 2019 Road Course (prep.class) Pittsbugh,PA