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Author: Subject: offset
chrisf

posted on 4/9/04 at 05:32 PM Reply With Quote
offset

Isn't the pinon offset quite a bit? It would make quite the asymetrical chassis.
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Peteff

posted on 4/9/04 at 06:05 PM Reply With Quote
Please explain.

I don't understand the post. Do you mean the diff, crownwheel and pinion?





yours, Pete

I went into the RSPCA office the other day. It was so small you could hardly swing a cat in there.

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David Jenkins

posted on 4/9/04 at 07:01 PM Reply With Quote
The offset you describe is actually a bonus - the bearings in a propshaft will wear out very quickly if they are run totally straight (it's called 'brinneling' ) but work properly if driven at around 3 degrees.

If the engine and axle flange are parallel, but slightly offset then each bearing of the propshaft run at a slight angle, which is ideal.

What does happen is that the driver's side of the cockpit is slightly narrower, but it's not significant.

rgds,

David






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JoelP

posted on 4/9/04 at 09:52 PM Reply With Quote
i've heard it said many times that the UJs wear out faster if totally straight. Can anyone explain why this is?! i dont get it, but than again, there are a couple of things i dont get...






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Mark Allanson

posted on 4/9/04 at 09:59 PM Reply With Quote
If the UJ is striaght, the needle rollers stay in one position and spot wear the casement. If there is an offset, the rollers revolve in the casement and there is little or no wear





If you can keep you head, whilst all others around you are losing theirs, you are not fully aware of the situation

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chrisf

posted on 8/9/04 at 01:52 AM Reply With Quote
Mistake!

Hi All:

While attempting to respond to a post by SGraber, I mistakenly created a new thread!

Many apologies.

--Chris

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sgraber

posted on 8/9/04 at 03:25 AM Reply With Quote
Aha! I kinda thought that's what happened because it fit the subject, but I haven't seen the offset of the rear differential of one of these little 4x4 trucks so I can't really comment. I will do a little research tho.





Steve Graber
http://www.grabercars.com/

"Quickness through lightness"

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sgraber

posted on 8/9/04 at 03:34 AM Reply With Quote
quote:
Originally posted by chrisf
Isn't the pinon offset quite a bit? It would make quite the asymetrical chassis.


Yes it is...







Steve Graber
http://www.grabercars.com/

"Quickness through lightness"

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David Jenkins

posted on 8/9/04 at 07:12 AM Reply With Quote
Now that offset WOULD be a problem! I thought you were talking about the 2 or 3 inch offset found on an ordinary saloon rear axle.

The one you show would be fine for a one-and-a-half seater though...

rgds,

David






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