WHEN WE LAST LEFT YOU DANGLING, we had just driven this here mint '77 Cordoba, a 360 T-Q Cali Emissions version, exactly 360 miles from Ramona, California, to Kingman, Arizona, in brutal desert no-A/C heat. The day ended on a sour note, with a high-speed blowout, but after stacking some Zzzz, the next morning found the dynamic duo, yours truly and the wonder from down under, Brian Dowell, refreshed and ready for the task at hand: Finding a pair of new tires (we had judged the blown-out skin's axle mate just as failure-prone). With new cars all running 18” and up wheels, 15” tires, especially high-profile 225/75R15, tough to find, not that the dimensions were especially rare, but almost all we located were trailer versions. Finally, we found a WallyMart…