Originally Posted by leitmotif
I would use nylon washers. Good strength and insulation

Dan Bentler
the original insulators, at least on the 55-59 trucks, were designed to also prevent shorting the wire connectors to the case or each other, it covers a large part of the gauge back and has a 'wrinkle' that stands between the terminals

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 & Rust-a-holics Unanimous parking lot