1981-1984 Official Honda ATC250R Shop Manual, Page 112Get this manual
FRONT WHEELFRONT FORKSTEERING
ATe 250R
TIRE REPAIR (WITH COLD PATCH)
Check the tire tread for puncturing objectsChalk mark the punctured area and remove the puncturing object
Clean and roughen the punctured area with tire rubber cleaner or wire brushClean the area with non-flammable solvent
r Use solvent that will not
I Do not use gasolineL_-