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Tread size and type

Posted: Wed Oct 28, 2020 3:52 pm
by geoffrey mark
Wondered what the tread size and type is on a 1923 model t touring , two treaded holes at rear of transmission where it joins onto the drive shaft tube ? Thanks

Re: Tread size and type

Posted: Wed Oct 28, 2020 4:12 pm
by RajoRacer
The thread is 3/8 - 24.

Re: Tread size and type

Posted: Wed Oct 28, 2020 4:40 pm
by geoffrey mark
Is that unc or UNF ?

Re: Tread size and type

Posted: Wed Oct 28, 2020 6:33 pm
by RajoRacer
That would be a fine thread.

Re: Tread size and type

Posted: Wed Oct 28, 2020 7:16 pm
by Kerry
3/8x24 UNF.

Re: Tread size and type

Posted: Wed Oct 28, 2020 10:43 pm
by TonyB
It was the same thread for the whole of the Model T production from my 1909 Touring thru to my friends 1927 touring 😊
By the way the two bolts should have holes in the heads and then wired together😊