if the rad is in good shape it'll do fine, just make sure the fan is close [1/2"] or you have a shroud, and don't try to use a high pressure cap, stick to the original 4-7#
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics