Re: Anti- sieze on NGK TR55 plugs
Chevy LS so yes alum heads. I did not install the plugs that were in this car, so I don't know if anti seize was used,or if they were over torqued. I had to use a 1/2 breakover to pop them loose.and I dont want to go through that again.
Last edited by e vassar; 08-19-2020 at 09:21 PM.
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