Yes and Yes. There's also a possibility of subbing in a new B+ transformer, eliminating the resistor altogether; I like to do that whenever possible.

I've responded to your PM Don. smile


1960 GMC Panel w/ 305 V6, 4 Speed TV Repair Van "The Monitor Lizard"
1961 Chevy Apache 20 283, 4 Speed, Hydrovac
www.picturetrail.com/starchief