More like going in reverse loosens them and going forwards tightens them,
because of the way the forces rotate around the wheel/nut interface, which
is why you shouldn't tow a w/w car with the rear on spectacles and the front
on the ground.
PaulH.
----- Original Message -----
From: Bullwinkle <yd3@nvc.net>
To: mgt <mg-t@autox.team.net>; mgs <mgs@autox.team.net>
Sent: Sunday, September 24, 2000 9:53 PM
Subject: Re: Thread Direction
> Ben Asked:
>
> <<<snip>>>
> > As we all know, wire wheel knock-offs on the left side are right-hand
thread
> > and those on the right are left-hand. These orientations supposedly
keep
> > the knock-offs from loosening, particularly with heavy braking.
> >
> > Per the Workshop Manual, the axle nuts on the TD/TF are a different
story.
> > The left-front nut is left-hand thread, and the right-front nut is
> > right-hand thread (page K.6). Both sides on the rear are right-hand
thread
> > (page H.5).
> <<<snip>>>
>
> and Ray said:
>
> <<<snip>>>
> > Actually, heavy braking would tend to loosen knock-offs wouldn't it?
> <<<snip>>>
>
> Right!! I don't think the centripetal force acting on the spinner is
great
> enough to cause it to loosen.
>
> However, think about all those race cars clipping hay bales, and the sides
of
> each other. You now have something of substance grabbing hold of the ears
of
> the spinner. If the nuts had threads of the opposite direction, such
kisses
> would loosen the nut.
>
> IMO that would be more likely to loosen the nut than braking or
acceleration.
> TD's have hub caps, the nut is inside the plane of the wheel rim, and the
stub
> axle sticks out beyond the nut. So perhaps here they went with the
centripetal
> theory. That's just a thought.
>
> Blake
>
>
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