Harley wrote:
It's a small steel welsh plug - about 1/2" diameter.
If you can source another one somewhere, you may be able to get that one out and put a replacement in with a sealant. If not, then remove it and make an aluminium plug and tig weld that in there. Buying a replacement will give much better results - if done correctly.
Cheers,
I purchased obtained a leak free 2nd hand one today.. I might get it welded up before i install it.
I am on day 2 of owning a rover mini again and i love it!
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http://www.flickr.com/by_danCurrent: 1970 Mini K 2014 Focus ST
Past: 93 Rover, 64 850, 97 Rover, 66 Deluxe, 66 Moke
81 Austin Estate, 2006 R53MCS, 66 Deluxe, 1978 Clubbie
2014 Land Rover Defender 90