If at some point you find you need some more patch panels that aren't made anymore think about taking a cordless router to the junk yard and cutting some pieces of similarly curved steel out of another car- Like a volkswagen, or even buying a VW fender to cut chunks out of of when you need 'em.

'51 Chevy 1/2 ton w/'62 261, HEI, offy, fentons, dual carter/webbers, t-5 & 12 bolt posi