Genuine Stewart Warner Temperature Sender for all the CASE Tractors using the electric temp. gauges, (many). These senders have the correct 1/2″ pipe thread to thread into the head, and also are the same ohms to be correct for the CASE gauges and the replacement electric gauges we sell. Very important to be matched correctly. Offered here at a fraction of the CASE price, for the same exact sender. Please contact us.