plug holed up

  • KZGoodchild
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plug holed up

19 Jun 2016 15:15
#732032
Hey guys, just went to check my plugs, and when I went to put one in after cleaning up (gap etc.) it would only got 1/2 way and got hard to torque, didn't want to over do it, pulled it out, cleaned the threads in and out with some de-carbonite stuff cause I figured if I was running it loke that, it was gummed up... but still won't go in all the way... any thoughts, other than tapping it out ?

Cheers, and safe ridin' season brohters.
Mike.
1978 KZ 650 SR

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  • SWest
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Re: plug holed up

19 Jun 2016 15:32
#732035
Sounds cross threaded. When my daughter got her Honda CVCC it had one plug in 1/2 way. I took a old plug, put two slices in the sides with my skinny cutoff wheel and made a thread chaser. Carefully, little by little, back and forth, chased the threads. Sold the car two years later.
Steve

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  • Patton
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Re: plug holed up

26 Jun 2016 07:28 - 26 Jun 2016 19:50
#732875
When restoring the threads in a spark plug hole -- To help avoid cross-threading, would use a backtap, aka reverse spark plug tap, which begins at the deep end of the spark plug hole and re-threads upwards.



For more info, click here > www.google.com/?gws_rd=ssl#q=reverse+spark+plug+tap

Good Fortune! :)
1973 Z1
KZ900 LTD
Last edit: 26 Jun 2016 19:50 by Patton.
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