I am getting close to finishing a ground up restoration on my 65 Skylark GS and am wondering what wheel size I can get away with. I would like to run the 15-8in. wheels. :grin: Although a set of 6or7-15s front and 15-8in.rear.:Brow: A small note.The Skylark has the 425 SuperWildCat-TH400 combo.