I was unable to buy a new switch that would stand up to the current of my 6 volt heater motor. I had two new ones melt when on reduced speed. The one I have now I use as an off and on switch. I don't go past the first click and thus the resistor element is not used.

1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed

My Chevy Master 4 Door is on the Road!