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Old 28th September 2020, 21:42   #10
mh007
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MG ZT260 SE, MG ZT190+, MG ZTT 160, R75 Conn SE 2.0, R75 Conn SE 2.5 X 3, R75 Club SE 1.8, P5B Coupe

Join Date: Jul 2009
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Quote:
Originally Posted by Saga Lout View Post
I learned from a master, warm up the engine till it's very hot and then tighten the plugs a degree. If the plugs move then it's a quarter turn to undo and then tighten again, the next turn will go beyond the quarter turn and back again, repeat until free. If you think you've damaged a thread then you get an old plug, cut a V shape into it right to the end of the threads at 45 degrees and pack the V with some sticky grease, it then makes a tap to renew the thread and catches any stray swarf.

As above, the way I've always done it
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