the hole in the capillary tube is tiny, when cut the hole will be invisible so the tube will appear to be a "wire" .... as Bill sez, the gauge is mehanical, but because the engine is 56/7, the sender in it will be electrical ...

Bill


Moved over to the Passing Lane

"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