Thread: Actually broke an O2 sensor wrench today
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krystar krystar is offline
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Join Date: Mar 2008
Location: Chicagoland
Posts: 2,695
wd40 only works for the mildest of rust.

pbblaster, kroil are good off the shelf solutions.

i've heard some ppl swear by 50/50 mix of atf+acetone.
Old 10-11-2012, 11:36 AM
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