These fit my FFR and would fit an SPF.
5-pin Ford pattern 4.5" x 5
For Chev 4.75", a couple wheels would need machining
Billboards 40% rubber or so left
Asking $4950 for Wheels, Tires, and New Pin Drive Adapter Kit from Vintage w New Polished Alloy Silver Spinners
Can be polished (again) for the vintage look:
