Fuel level sending units

Don't know if this will help but heres the one I ordered.

http://www.forabodiesonly.com/mopar/showthread.php?t=194833&highlight=sending

Can't say much on its accuracy as I haven't installed it yet.
It looks well built.

http://www.1aauto.com/fuel-tank-sending-unit/i/1afsu00007?f=213874&y=1970