I use white letter tire paint periodically. I tried several products but the paint works best for me.

https://www.ebay.com/sch/i.html?_fr...p;_nkw=tire+paint+pen+white&_sacat=0

WANTED-- DEAD or ALIVE:
'70 Duster--- VS29H0B274908-----UPDATE---ENGINE BLOCK FOUND---Still looking for the B-5 car.
'79 Power Wagon W14JE9S137761 or 763