On 10/16/2013 07:38 PM, Graham Sortino wrote: > >>The best way is to spot weld each thermocouple wire to the metal object. > Interesting thanks for that tip. however, if I do that won't I be left > with a thermocouple wire permanently dangling from the engine? > Understood this is the best option but is there a second best option > that doesn't involve permanently afixing the wire to my engine? Look through the omega.com catalog. There are thin thermocouples designed to be glued on. Depending on your temperature requirements they may work or perhaps you will spot something else that works better. -- David W. Schultz http://home.earthlink.net/~david.schultz Returned for Regrooving