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Home » Public Forums » GMCnet » Broken exhaust manifold bolt - final verdict
Broken exhaust manifold bolt - final verdict [message #149382] Fri, 11 November 2011 11:57 Go to previous message
Galen is currently offline  Galen   United States
Messages: 146
Registered: November 2011
Location: New Virginia, IA
Karma:
Senior Member
New member and owner here. '78 Palm Beach, 403. Been lurking the last couple weeks finding lots of great info here and the other websites, so a big thanks to those who maintain this and participate.

My exhaust manifold gaskets, or what was left of them, were leaking, as were the donuts, so I started pulling them. 9 of 10 bolts came right out. I read all the good advice on here, applied penetrating oil over a few days, and they all loosened right up. Right up until the last one, that is. With very little force, it snapped right of, probably because after the 7th or 8th, I thought "wow, this is going pretty good!".

The one that broke was the bolt on the driver's side. Only the head broke off, flush with the top of the manifold.

My question is I have read a couple posts on here that have advised the middle bolt may not even be needed. I have the Remflex gaskets.

Do I even mess with trying to get the broken bolt out or roll the dice?

I don't have a welder. I really don't want to pull the head.

Thanks in advance.


Galen Briggs New Virginia, Iowa 1978 Palm Beach
 
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