05-22-2012, 09:40 PM
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#1 (permalink)
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A True Z Fanatic
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Quote:
Originally Posted by nobrakez
Im a little late to the party, but just FYI "8.8" bolts ARE NOT as strong as grade 8. More like grade 5. If it were me, I would replace those with grade 8 bolts. As far as grade 8 bolts shearing, all I can say is that is what was recomended for mounting the corbeaus in my 240z and spacers were also involved. Of course this is still at your own risk.
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yep, class 8.8 is about SAE Grade5, but that's plenty strong for this application imho. that is why i posted Grade5 in the DIY since most folks are more familiar with SAE J429. (or maybe ASTM? then A449). Grade8 would be a class 10.9 which is for heavy duty work.
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