I want to carry a spare in my 74 but it wears 225X55R17 on eight inch wide mustang wheels. They fit in the well but stick up way to much so I spent a fair amount of time looking at temporary spares that will fit in the well and also let me use the spare on the rear axle which has posi.
Bottom line - I found that 02-12 Ford Escapes used a rim with a 5X4 1/2" (114.3 mm) lug pattern and a 4 1/4" back spacing. With a 135X90R17 tire it calculates out to a very similiar tire OD mounted so I looked