O2 threads

[Scott Lundahl]

I believe they are 18x1.5 mm.  This is also a standard oil pan drain plug 
size; I used a "replacement" drain plug from the local auto parts place to 
fill the extra O2 bung on my exhaust system.  Works great (even came with a 
copper crush gasket).

Scott

At 03:21 PM 8/15/00 -0400, you wrote:
>GM O2 sensor, what size are the threads?.
>14mm is too small, 16 or 18?.
>Bruce
>Got 4 irons in the fire, two of which are about hot.
>
>
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