Remote Gearbox Housing, any differences ?

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Exminiman
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Remote Gearbox Housing, any differences ?

Post by Exminiman »

Is there actually any difference between any of the Aluminium Remote housings.... based on age or Mini models ?

Obviously the 1100/1300 version, but anything less obvious on the Mini versions ?
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Re: Remote Gearbox Housing, any differences ?

Post by timmy201 »

There’s a couple of minor changes over time - things like grease nipples & casting details. They are dimensionally identical and interchangeable
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Re: Remote Gearbox Housing, any differences ?

Post by Exminiman »

Thanks for the photos, its just I need to buy one and only ones I have are attached to cars and difficult to see.

Always just bolted them on without a thought.....but now i need to buy one, you start thinking about it more.... :roll: .

Somerford list them dated 64 to 73, wondered if pre 64 are different ?
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Re: Remote Gearbox Housing, any differences ?

Post by rpb203 »

Where about in Berkshire are you?
I’m sure I have a couple of spare one’s here, may need cleaning a bit.
No problems if already sorted.
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Re: Remote Gearbox Housing, any differences ?

Post by timmy201 »

I think the main change in 1964 was the dampened shifter rather than any changes to the alloy housing. If you scroll down on the Somerford page to item 63 (22A250) it is not dated

https://www.somerfordmini.co.uk/manual- ... earchanges
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Re: Remote Gearbox Housing, any differences ?

Post by Exminiman »

rpb203 wrote: Wed Jun 15, 2022 8:25 pm Where about in Berkshire are you?
I’m sure I have a couple of spare one’s here, may need cleaning a bit.
No problems if already sorted.
Cheers
Gary
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Re: Remote Gearbox Housing, any differences ?

Post by Exminiman »

timmy201 wrote: Thu Jun 16, 2022 2:39 am I think the main change in 1964 was the dampened shifter rather than any changes to the alloy housing. If you scroll down on the Somerford page to item 63 (22A250) it is not dated

https://www.somerfordmini.co.uk/manual- ... earchanges
So.....it looks like they all used the same casting 22A250 (apart from very early Cooper 997, that apparently used a casting similar to 1100/1300) with minor changes. Whether the minor differences mean anything or not, who knows ? I would expect they would of been produced from a number of different moulds......
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Re: Remote Gearbox Housing, any differences ?

Post by rpb203 »

Exminiman wrote: Thu Jun 16, 2022 7:02 am
rpb203 wrote: Wed Jun 15, 2022 8:25 pm Where about in Berkshire are you?
I’m sure I have a couple of spare one’s here, may need cleaning a bit.
No problems if already sorted.
Cheers
Gary
PM sent
Have replied.
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Re: Remote Gearbox Housing, any differences ?

Post by Peter Laidler »

I wrote an article about refurbing these housings a couple of years ago....., increasing the anti rattle spring tension, helicoiling the exhaust clamp thread and all that stuff. But while my sample had the threaded holes as shown in the pics above, Ithe position of them eliminated them being used as grease nipples. Especially the thread(s) facing downwards. A grease nipple would last about 3 minutes fitted into that hole (top photo).

In fact, I seem to recall that I couldn't even ID the thread configuration of the two side mounted holes! They certainly weren't aligned with greasing anything except for ..... inside the housing!
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Re: Remote Gearbox Housing, any differences ?

Post by Exminiman »

Peter Laidler wrote: Thu Jun 16, 2022 8:39 am I wrote an article about refurbing these housings a couple of years ago....., increasing the anti rattle spring tension, helicoiling the exhaust clamp thread and all that stuff. But while my sample had the threaded holes as shown in the pics above, Ithe position of them eliminated them being used as grease nipples. Especially the thread(s) facing downwards. A grease nipple would last about 3 minutes fitted into that hole (top photo).

In fact, I seem to recall that I couldn't even ID the thread configuration of the two side mounted holes! They certainly weren't aligned with greasing anything except for ..... inside the housing!
I dont have one here to look at, but any idea why the brass inseret s are in different places on the two castings ?
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Re: Remote Gearbox Housing, any differences ?

Post by Peter Laidler »

I am slightly mystified by the brass inserts Marc. None of mine have them nor did the damaged one I borrowed from a restorer locally to formulate the repair article. (fixed his for the article and returned it). So far as I recall, those holes don't align with the forward shaft bearing
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Re: Remote Gearbox Housing, any differences ?

Post by Exminiman »

Peter Laidler wrote: Thu Jun 16, 2022 9:56 am I am slightly mystified by the brass inserts Marc. None of mine have them nor did the damaged one I borrowed from a restorer locally to formulate the repair article. (fixed his for the article and returned it). So far as I recall, those holes don't align with the forward shaft bearing
Maybe they are left over from the casting process and are just bungs, Peter ?

EDIT...could it be the Remotes were cast locally in Australia and are slightly different ?
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Re: Remote Gearbox Housing, any differences ?

Post by Peter Laidler »

That's reminded me though..... When you're assembling the remote housing to the diff housing, make sure that you somehow close-up the hole that is just big enough to drop an exhaust manifold nut through - or anything else that could cause damage (in my case a fuel bowl screw.....). Jammed the remote selector rod. No gears other than 1st and 3rd all the way back from Winchester
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