use one for a 56, i did that and no more problems.
> Guys I'm stumped. I've been trying to solve a problem with my temperature
> sending unit for months without success.
> Here's the deal. I dropped a Chevy 305 into my '56 truck. I hooked the wire
> from the dashboard temperature gauge to the new temperature sending on the
> re-built 305. As soon as the engine began warming-up the temp goes straight
> to "hot". (By the way I installed an "after-market" sensor that says my
> engine is running at 180 degrees.) A guy at the auto-parts store sold me
> another sending unit that is a closer match to what I need to synch-up with
> my original gauge. But the new sending unit still shows very close to hot
> when the engine is running at normal temp.
> I've bought two new sending units and while I'm getting closer I'n not there
> yet. I don't mind trying things by "trial and error" but at $12.50 a shot
> this is getting expensive and I might be buying several more sending units at
> the rate I'm going.
> Any ideas on how I might proceed? I like having all my original gauges
> working properly without using any after market stuff if possible.
> Thanks a lot.
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959