MG
The Classic Marque

Thanks for all the help on this matter & especially the link to the threaded plug and sealing washer which have now been ordered.
Regards.

Hi Chris, never thought of the bicycle cable cutters and solder. Getting rid of the slack that way should do the trick. Thanks, Bud.

No, it’s just a hollow plug.

Broken bit in original picture doesn't look like a bolt head, is it in fact the remains of a temperature sender?

https://www.ebay.co.uk/itm/354394673694

Have (safe) fun!

What I do here is to put the cable system together.

Then with the coupling off I pull the wire through the cable out to where it would meet with the end of the starter switch rod. I pull the wire tight and mark where it meets the end of rod coming from the switch. I cut it about 1/8" short of this, soldering it first so the wire does not unravel. Also suggest you use bicycle cable cutters...

I have measured a genuine Rover cylinder head plug - 88G619 - at 18tpi.

The same blanking plug was fitted to the cylinder head when the sender was fitted to the radiator.

This is a 1098 Midget engine.

I also have an early 1275 head with one fitted.

They were also used on a host of other A & B series engines and the part number is ADP210.

The second image shows the Minor engine in the Moss online catalogue.

The starter switch began acting 'sticky'. It's been on Lazarus for at least 38 years. I bought a new one from LBCarCo. I had replaced the cable a few months back. Finding the right setting for the cable took a long time. As with the old one, the ignition spot is right at the maximum input of the shaft of the switch. Is that SOP? Anybody found a casual way to connect things up there? Lazarus is ...