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Moving an O2 bung

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Old Dec 14, 2004 | 03:57 AM
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Default Moving an O2 bung

Can anyone tell me what the thread pitch and size is for an O2 sensor?

Also, will I run into any problems welding a new nut onto a JBA chrome header?

-Jason
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Old Dec 14, 2004 | 08:00 AM
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18mm X 1.5
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Old Dec 14, 2004 | 10:08 AM
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both jegs and summit sell them, and plugs. jegs part number for a new bung is 555-30740 for the fitting 555-30741 for the plug, and 55530742 for both. I would just buy the set and plug my old one and weld the new one where I wanted it
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Old Dec 14, 2004 | 01:21 PM
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most NAPA, and good local auto parts stores have them in stock...

i use them all the time on 3rdgen fbody headers so they'll work with the later EFI motors.

just be sure about getting the O2 sensor to clear before you weld it in there.. lol.
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Old Dec 15, 2004 | 02:35 AM
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K&N , of all companies , makes an o2 weld on bung. Under 10.00. Huh huh huh, I said "bung"........
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Old Dec 15, 2004 | 02:56 AM
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I got it done at a local shop for $20 out the door

Thanks for the help guys!
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