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Thread: Broke O2 Sensor threads in crossover

  1. #11
    One of those purists you keep hearing about. sdg3205's Avatar
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    Exactly,

    This is by NO MEANS an attempt at a permanent fix and i expect any temporary fix to fall apart until new or used parts arrive.

    Since the treads from the crossover pipe came right out with the old O2 sensor, i'm going to JB weld it right back in place and see what happens.

    EDIT - I might fabricate a temporary heat shield at the frame just in case.
    Dave

    Here, somewhere.


  2. #12
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    Quote Originally Posted by sdg3205 View Post
    Exactly,

    This is by NO MEANS an attempt at a permanent fix and i expect any temporary fix to fall apart until new or used parts arrive.

    Since the treads from the crossover pipe came right out with the old O2 sensor, i'm going to JB weld it right back in place and see what happens.

    EDIT - I might fabricate a temporary heat shield at the frame just in case.
    If there's enough of the bung left to cut some new threads into, you could always try teflon taping the hell out of a new 02 sensor and see if that works for you...

  3. #13
    One of those purists you keep hearing about. sdg3205's Avatar
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    My redneck fix was too ugly to picture here. It involved some high temp jb weld, some coat hanger wire and picture wire and a washer typically designated to the seatbelt pivot loop.

    1 hour drive yielded no bad results. Here's hoping!
    Dave

    Here, somewhere.


  4. #14
    One of those purists you keep hearing about. sdg3205's Avatar
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    Update.

    My 02 sensor has been held in place with JB Weld, seatbelt washers and picture wire for 1,500 miles.

    I had begun to forget about it.
    Dave

    Here, somewhere.


  5. #15
    Senior Member Trstno1's Avatar
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    Quote Originally Posted by sdg3205 View Post
    Update.

    My 02 sensor has been held in place with JB Weld, seatbelt washers and picture wire for 1,500 miles.

    I had begun to forget about it.
    Well....same thing just happened to me today. What did you end up doing? Long term solutions? I don't really have the coin for a stage 1 exhaust......
    You can't buy happiness, but you can buy a DeLorean and that's sort of the same thing....

  6. #16
    One of those purists you keep hearing about. sdg3205's Avatar
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    I haven't run the car since September, but as of then it was still fine


    Sent from my iPhone using Tapatalk
    Dave

    Here, somewhere.


  7. #17
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    Quote Originally Posted by sdg3205 View Post
    I haven't run the car since September, but as of then it was still fine


    Sent from my iPhone using Tapatalk
    See my post #7. The other options which were mentioned include replacing that pipe or cutting the bung off and rewelding a new bung on.
    David Teitelbaum

  8. #18
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    Cutting out the old threaded bung would be hard to do without destroying the pipe but you can over size the threaded portion (with a suitable drill bit) of the bung for clearance and weld in a new bung or nut over the original. It will not look pretty but will work just fine.
    Rob Grady

    Quote Originally Posted by David T View Post
    See my post #7. The other options which were mentioned include replacing that pipe or cutting the bung off and rewelding a new bung on.

  9. #19
    One of those purists you keep hearing about. sdg3205's Avatar
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    So I'm finally replacing the exhaust. This red neck fix worked for quite a while. If you go back and read post #1 you'll know that when I bought 3205 the lambda system wasn't running and I didn't know any better. Here is the result of a cat being run rich. As you can see, half the substrate is missing and the other half is melted. I imagine this would be the equivalent of running a marathon with a check valve on your nose!

    Dave

    Here, somewhere.


  10. #20
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    Those are fugly pics. Are you installing a header system?
    Rob

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