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Old 08-24-2009, 07:45 AM
Bikeguy Joe Bikeguy Joe is offline
Godfather of Motorized Bicycles
Join Date: Jan 2008
Location: up north now
Posts: 11,531
Default Re: motor mount bolts

Originally Posted by xlite View Post
McMaster Carr has grade 8 allthread for pennies per foot. No a good idea for motorized bikes though. It's far more brittle than grade 5 and when this stuff snaps off you got REAL problems.

IMO the stock chinese hardware is best and most problems are caused by noobs not knowing when to stop torquing. A stubby ratchet handle is your friend.
I'm thinking you haven't examined the threads on the nuts very closely...

The stock studs can be "o.k." but a lot of the nuts are absolute junk.

I do agree that a "stubby" ratchet (and some blue loctite) are better than the gorilla technique for tightening all fasteners.

Last edited by Bikeguy Joe; 08-24-2009 at 07:56 AM.
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