06-21-2018, 10:39 AM
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Half-Ass Member
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Join Date: Jun 2005
Cobra Make, Engine: ERA #732, 428FE (447 CID), TKO600, Solid Flat Tappet Cam, Tons of Aluminum
Posts: 22,025
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Quote:
Originally Posted by Cobra #3170
I use proper air craft grade bolts and nuts on my half shafts and have found that they do not maintain torque. I have to change them a couple of times a year. I think they may be stretching under the torque load. I did not have this problem when the car had lower power levels in the 1960's through 1990's.
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Now, this is an area that is just slightly beyond my expertise  , but you might consider going with a NAS 624/MS 21250 Series bolt (as per that two page PDF I just posted). |
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