Cracked rear Hub

Technical advice Q&A
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mgcjag
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#1 Cracked rear Hub

Post by mgcjag » Mon Feb 12, 2018 8:47 pm

Hi all....whats your thoughts.....scrap or repairable.......hairline crack..look close runs horizontal across the center...can be see both sides....side reinforcers are not cracked......could it be welded...thanks... Steve
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Steve
69 S2 2+2 (sold) ..Realm C type replica, 1960 xk150fhc

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Durango2k
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#2 Re: Cracked rear Hub

Post by Durango2k » Mon Feb 12, 2018 8:50 pm

I would not risk that. I mean what happens if at 200++ km/h the wheel breaks of ?

And, useable replacements are plentiful, as (from what I know) those from the XJ6 are the same.

It is important to only swap them in pairs, because they do differ between series.

Carsten
Jag E '66 S1 2+2, 74’Citroen DS 23 Pallas iE, 73’ Citroen SM 3.0, 54’ Citroen 11 BL, 71‘ Velosolex, 88‘ Unimog U1650

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#3 Re: Cracked rear Hub

Post by mgcjag » Mon Feb 12, 2018 10:03 pm

Hi Carsten...its actually a replacement for a previous one that was cracked, only noticed it a i was cleaning..
..have another being delivered.....but wanted some thoughts on repair incase the next one is also cracked, the one below would be impossible to repair as its where the bearing fits
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Steve
69 S2 2+2 (sold) ..Realm C type replica, 1960 xk150fhc

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abowie
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#4 Re: Cracked rear Hub

Post by abowie » Mon Feb 12, 2018 11:34 pm

Bin it.
Andrew.
881824, 1E21538. 889457. 1961 4.3l Mk2. 1975 XJS. 1962 MGB. 1979 MGB.
http://www.projectetype.com/index.php/the-blog.html
Adelaide, Australia

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christopher storey
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#5 Re: Cracked rear Hub

Post by christopher storey » Tue Feb 13, 2018 9:56 am

I agree with Andrew. This is a safety critical part, and I would not want to encounter the rear wheel steering which would occur if it were to break whilst in motion

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#6 Re: Cracked rear Hub

Post by mgcjag » Tue Feb 13, 2018 10:05 am

I have another arriving today........logic told me to bin it....but im no expert in aluminium welding...difficult to understand how it could have cracked across the face without cracking the side reinforcers....Steve
Steve
69 S2 2+2 (sold) ..Realm C type replica, 1960 xk150fhc

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#7 Re: Cracked rear Hub

Post by JagWaugh » Tue Feb 13, 2018 10:17 am

mgcjag wrote:
Tue Feb 13, 2018 10:05 am
I have another arriving today........logic told me to bin it....but im no expert in aluminium welding...difficult to understand how it could have cracked across the face without cracking the side reinforcers....Steve
I'd have binned it, and I'm the patron saint of "I can fix that with a bit of effort."

Like Carsten wrote, the downside to your day, body, suspension, and underwear/seat leather are just too significant in comparison to the relatively low cost of replacing them.

Some of the castings have parting or shrinkage lines from manufacture, but they tend to be common enough, and in the same place.

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