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  1. Blastservices

    Is it standard to replace head bolts?

    No they didn’t break. I assumed they were not able to hold torque being that the head gasket leaked between each cylinder mainly between 3,4,5 and right into water jackets. And yes they were zinc’d by a shop that does millions of parts a year. So I guess that’s proffesional.
  2. Blastservices

    Is it standard to replace head bolts?

    So you are saying the black zinc the head bolts are plated in when you purchase new is making them risky? Also when you run to lowes or Home Depot or buy from fastenal or Mc Master Carr the fasteners you purchase are all suffering from hydrogen embrittlement. C’mon.. think logically.
  3. Blastservices

    Is it standard to replace head bolts?

    Because I can… and wanted the exposed bolts to not look like old rusty bolts. Zincing a bolt plays zero part in its ability to be strong. If you are a tech in todays world you never reuse headbolts. If you are guy that has worked on cars in the 70’s -80’s you would never replace headbolts. So...
  4. Blastservices

    Is it standard to replace head bolts?

    Did my F155 and was surgical about all of it. Decked the head, proper calibrated torque wrench and not my first time and reused my old bolts after zinc plating and the gasket blew after about 100 miles. Buy head bolts. It’s cheap insurance. Small corrosion pits on a bolt actually do affect its...
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