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Old Jul 13, 2011 | 02:03 PM
  #1  
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From: alabama
Year: 1989
Model: Cherokee
Engine: 4.0
Default header bolt

Put a new header on my 89 xj and the bolt in the middle on the bottom will not go in my question is if I leave it out will my xj be subject to blow intake exhaust gaskett or will it be ok with everything torked to spec
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Old Jul 13, 2011 | 02:34 PM
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From: Bristol,Pa
Year: 94
Model: Cherokee
Engine: 4.0L
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You will most likely warp the header flange and burn the gasket out in time.

Are the threads damaged? You could try running a tap in to clean them up, or do a Helicoil. I had to do a stud recently that broke during an engine swap.. iirc the thread is 3/8-16.

If it were mine i'd pull it back apart and fix it, vs damaging a new header.
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Old Jul 13, 2011 | 02:37 PM
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From: alabama
Year: 1989
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Engine: 4.0
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Actually the problem is where the header pipe comes out and turns down the boltis too long to fit it hits the pipe thought about getting a shorter bolt and it is a pain in the @#$ to get the bolt in there have to go in from under the jeep
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Old Jul 13, 2011 | 02:45 PM
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From: Bristol,Pa
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Never saw where a bolt was too long, is it the same length as the rest?

I'v done better than a dozen header installs and never had the issue your describing. What brand header are you using?

Can you loosen all the bolts and pull the intake/header away from the head just a bit to get that center bolt in?
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Old Jul 13, 2011 | 02:47 PM
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Its a pacesetter and that's a pretty good idea haven't thought of tha thanks
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Old Jul 13, 2011 | 02:50 PM
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Just make sure your seated on the dowels correctly as you run the bolts back in.
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Old Jul 13, 2011 | 02:55 PM
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Yeah I ve had people tell me to check that sometimes its a pain to get them to seat right
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