Water Temp sender Thread Size

[mj1]

need a quick answer, car is away and need to order adapter for temp gauge sender. Can anyone tell me the standard thread size??

Thanks in advance

[scottie_436]

Should be a spare hole in the thermostat housing.. may have an unused brown sensor in it. Thread is M14x1.25

[mj1]

Cheers, its the green one I need the size for, ive not got a spare hole in mine??