it probably won't hurt anything, it just won't work with the original gauge .... there are 'universal' sending units available at most FLAPS in various resistance ranges, including the 0-30, which might be fit to the non-stock tanks ...like this on ebay

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