This looks pretty solid. I expect it has an f-head.
https://www.facebook.com/marketplace/item/1548750649009309
“1948 Willy’s. Great shape for 76 years old. New tires and correct rims. Just rebuilt the shift tower with new springs and bearings. Runs and drives great. Extra windshield glass from Kiser Willy’s. Cash only and local pickup only. I do not need any help selling this. Call Rex at 208-8six1- 4five5six.”