We had a drop base and a 2" air filter in a 73 Challenger (should be similar). Very restrictive though. Put clay 5 points on the lid (center and 4 points at edges) and close gently to see if there is clearance.

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2012 422 Allstars NSS Champion
2013 422 Allstars NSS Champion
2014 422 Allstars NSS Champion