original truck setup was a glass bottle with either button [vacuum] or foot [electric] activation [bottom of list here]

I've used units from older imports, many have a smallish plastic bottle with a built in electric pump that works well

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