I searched all thought the POR boards and could not find the answer to my question.
How wide (wms to wms) are the RC D60F axles off the 1978-1979 F250's and 350's?
Are the 250 and 350 axles the same width?
Joe:roxy:

69.5" wide / 32" o.c. perch width all fords of that year are later versions are 36" o.c. perch width