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  #1 (permalink)  
Old 01-06-2017, 12:19 PM
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Many thanks!
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Old 01-06-2017, 07:18 PM
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Default Anti-Seize

You may have been going to do this anyway, but it might not be a bad idea to dab a little anti-seize on the bolt threads. This will make it easier on the aluminum threads should dis-assembly be needed in the future.
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Old 01-07-2017, 10:12 AM
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Very true but also creates a much easier to over torque situation because of the lubricated threads. Just take that into acct
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Old 01-07-2017, 02:30 PM
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Thanks for the suggestion, but I am always paranoid about putting anything onto the threads of fixings going into blind threaded holes for fear of building up pneumatic pressure. I spent a fair bit of time screwing in the bolts and unscrewing them and cleaning the threads to try and get them to go in smoothly - its all done now. Tomorrow is the moment of truth when I'll have some time to top up the coolant and see if it stays inside the engine!
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Old 01-10-2017, 11:42 PM
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Default Maybe I'm paranoid......

Quote:
Originally Posted by KevinW View Post
Thanks for the suggestion, but I am always paranoid about putting anything onto the threads of fixings going into blind threaded holes for fear of building up pneumatic pressure. I spent a fair bit of time screwing in the bolts and unscrewing them and cleaning the threads to try and get them to go in smoothly - its all done now. Tomorrow is the moment of truth when I'll have some time to top up the coolant and see if it stays inside the engine!
OK, so I torqued both bolts up to 12 ft lbs, then to 15 ft lbs. Seemed OK, but then I noticed I have 1 coolant droplet drips every 6 hours, based on the large piece of card I put under the car to check for leaks. I am assuming that's still a leak (although I know FEs tend to leak oil)

Any suggestions? Tighten it some more ....or ?

I am running a spacer in there like this:
http://www.clubcobra.com/photopost/s...hp/photo/50573
so have a gasket either side, which I coated with Blue Hylomar. The bolts are extra length to account for the 10mm spacer, but still have 1-2mm depth clearance in the hole so they don't bottom out on the blind threads.
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Last edited by KevinW; 01-10-2017 at 11:49 PM..
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Old 01-11-2017, 05:14 AM
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I do not torque mine, I just hand tighten, (but I am careful) but I do coat the gasket both sides with Motorkraft TA-31 Sealant and let it set for 24 hours before adding any fluid. This is the way I have done it for over 30 years and I have never had a problem. I just did my 427 F.E. this last winter, I did the Intake (Blue Thunder) and my Header Tank, I have not had any problems.
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Old 01-11-2017, 07:58 AM
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Quote:
Originally Posted by 427Larry View Post
I do not torque mine, I just hand tighten, (but I am careful) but I do coat the gasket both sides with Motorkraft TA-31 Sealant and let it set for 24 hours before adding any fluid. This is the way I have done it for over 30 years and I have never had a problem. I just did my 427 F.E. this last winter, I did the Intake (Blue Thunder) and my Header Tank, I have not had any problems.
I let every gasket sit after assembly for 24 hours before adding fluid no matter what job I am doing!
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