Um. If you park at Wilmington, its not exactly gonna be a magic carpet ride via Amtrak et al from Wilmington to JFK. I'd pick the lesser of two evils (based on a drive from EShore) and drive to EWR and park there, then train, shuttle (even Uber) to JFK, then at least you have your car at EWR upon your return. It ain't gonna be easy. It'll be ... hmmm.... a