Thread: Hairline Crack in LM7 5.3 Block
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Old 03-22-2024, 01:22 PM   #5
bnorth
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Join Date: Aug 2020
Location: Salmon Arm BC
Posts: 199
Re: Hairline Crack in LM7 5.3 Block
I would clean it up and try some JB weld. Failing that I would grind it open a little and weld it.
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