oil seal problem
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- 1275 Cooper S
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oil seal problem
Hello guys,
I have some trouble with my MK2 cooper,
The clutch oil seal is leaking,
I remove the clutch cover (the engine is the car)
Should i remove the engine to remove the flywheel?
How can i remove the old oil seal?
I have some trouble with my MK2 cooper,
The clutch oil seal is leaking,
I remove the clutch cover (the engine is the car)
Should i remove the engine to remove the flywheel?
How can i remove the old oil seal?
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- 850 Super
- Posts: 117
- Joined: Thu Jun 19, 2014 6:45 pm
Re: oil seal problem
Can be done in-situ.
Take care when sliding the seal over the primary gear, it's easy to damage the seal. Try and get the proper tools or wrap the gear with tape to slide the seal over. While you're at it, check the end float of the gear, too much can cause oil to leak.
Take care when sliding the seal over the primary gear, it's easy to damage the seal. Try and get the proper tools or wrap the gear with tape to slide the seal over. While you're at it, check the end float of the gear, too much can cause oil to leak.
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- 1275 Cooper S
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- Location: France
Re: oil seal problem
thank you very much,
What is the best flywheel puller, mine is fitted for 40 years..
maybe kad?
What is the best flywheel puller, mine is fitted for 40 years..
maybe kad?
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- 850 Super
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Re: oil seal problem
I've got an old sykes one I think. Belonged to my Dad, never let me down so far.......
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- 1275 Cooper S
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Re: oil seal problem
thank you guys,
is the seal difficult to be removed?
I will try to find the the tool to fit it without damage
thanks
is the seal difficult to be removed?
I will try to find the the tool to fit it without damage
thanks
- Spider
- 1275 Cooper S
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Re: oil seal problem
I'm pretty sure the GW puller doesn't fit in the car. The Hydraulic ones are the go, never fail.
http://minisport.com.au/mini-primary-ge ... oving-tool
As you pull the Primary Gear, the seal will come with it.
Then when refitting the new seal, these are a handy and easy to use bit of kit
https://www.minispares.com/product/Clas ... 0to%20shop
The easiest way is with a Primary Gear Puller, I made mine about 30 years ago, however these guys sell something similarCharlynsane wrote:thank you guys,
is the seal difficult to be removed?
I will try to find the the tool to fit it without damage
thanks
http://minisport.com.au/mini-primary-ge ... oving-tool
As you pull the Primary Gear, the seal will come with it.
Then when refitting the new seal, these are a handy and easy to use bit of kit
https://www.minispares.com/product/Clas ... 0to%20shop
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- 1275 Cooper S
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Re: oil seal problem
It might not, although it doesn't look much bigger than a SP one which does.
Hydraulic are great - but not easy (or cheap) to come by.
Hydraulic are great - but not easy (or cheap) to come by.
- Spider
- 1275 Cooper S
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Re: oil seal problem
I seem to recall John himself saying they didn't fit in car.
Looks a nice bit of kit though.
Looks a nice bit of kit though.
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- 1275 Cooper S
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Re: oil seal problem
Does it look anything like this, also made about (almost exactly) 30 years ago? This was made in a bit of a hurry as a primary gear had seized itself to the crankSpider wrote:The easiest way is with a Primary Gear Puller, I made mine about 30 years ago<SNIP>
of the Marcos engine when it was first built.
TOP TIP:
May sound like a stupid thing to say, but don't forget to remove the 'C'-clip
and retainer ring before use or your efforts will be in vain...
(My brother once tried to remove a flywheel using a puller, but forgot to take
the key-plate out first. He kicked himself when I pointed out his problem.)


Ian
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- Spider
- 1275 Cooper S
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Re: oil seal problem
Ian, very very nice, very nice indeed. Much better than the original BMC tool.
Mine is nothing remotely as nice as that and now I see yours, I'm glad I didn't post a picture of it!
You do realise that I'm gunna have to steal the idea though, don't sweat it, I'll be sure to let my mates know I thought of it
Mine is nothing remotely as nice as that and now I see yours, I'm glad I didn't post a picture of it!
You do realise that I'm gunna have to steal the idea though, don't sweat it, I'll be sure to let my mates know I thought of it

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- 1275 Cooper S
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Re: oil seal problem
Hello guys,
I will try to remove the seal my a thin screawdriver, very carefully, the tool is very expensive
I will buy a puller for the flywheel and the tool to put the seal... first time for me..
I will try to remove the seal my a thin screawdriver, very carefully, the tool is very expensive
I will buy a puller for the flywheel and the tool to put the seal... first time for me..
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- 1275 Cooper S
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Re: oil seal problem
Try and get your hands on a Sykes-Pickavant 851X clutch & flywheel puller kit if you can. I have this kit man & boy over 40 yearsCharlynsane wrote:Hello guys,
I will try to remove the seal my a thin screawdriver, very carefully, the tool is very expensive
I will buy a puller for the flywheel and the tool to put the seal... first time for me..


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Re: oil seal problem
No need for a puller! Punch a small hole in the seal then screw in a suitable self tapper screw. Then grab the screw with multigrips etc and yank on it. Viola, seal pops out. Don't mess about with screw drivers, you'll damage something...
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- 1275 Cooper S
- Posts: 1177
- Joined: Wed Jan 16, 2013 9:50 am
- Location: France
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- 1275 Cooper S
- Posts: 1177
- Joined: Wed Jan 16, 2013 9:50 am
- Location: France
Re: oil seal problem
Hello guys,
I managed to remove the flywheel and the clutch but not the oil seal.
I'm looking for a primary gear puller
thank you
Charles
I managed to remove the flywheel and the clutch but not the oil seal.
I'm looking for a primary gear puller
thank you
Charles
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- 1275 Cooper S
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- Joined: Wed Jan 16, 2013 9:50 am
- Location: France
- Spider
- 1275 Cooper S
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Re: oil seal problem
If I remember today, I'll post up photos of mine, not nearly as elaborate as Ian's but gets the job done.
I made it probably 30 years ago, long before I had any machines, apart from materials, all you need to make one is a hacksaw (or grinder), a hole saw and a welder.
I made it probably 30 years ago, long before I had any machines, apart from materials, all you need to make one is a hacksaw (or grinder), a hole saw and a welder.
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- 1275 Cooper S
- Posts: 1177
- Joined: Wed Jan 16, 2013 9:50 am
- Location: France
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- 1275 Cooper S
- Posts: 1177
- Joined: Wed Jan 16, 2013 9:50 am
- Location: France
Re: oil seal problem
Hello
I found my tool on ebay..
55 pounds including shipping!
Expensive But i need it quickly to finish my father's engine
I found my tool on ebay..
55 pounds including shipping!
Expensive But i need it quickly to finish my father's engine