5.2 magnum A833 2.93 Highway MPG

I think the 15 inch rim, with 245 60 series and a 2.93 gear actually puts me at 2.70s due to the taller diameter 26.6 I think factory tire height for 64 abody was 13x4.5 185 80 r13 closer to 24.4, BUT not sure on the Factory 1963-66 A body stock tire size but ya.