Coolant leak found?

Well, if I haven’t found it I’ve certainly made a new one! With Stoneleigh looming every closer I’ve finally gotten around to commencing battle once again. I removed the inlet manifold and had a closer look at what I’d inadvertently photographed earlier.

Coolant leak Zooming in showed it was indeed likely to be the culprit

coreplugI think it would have been easier to see if I hadn’t painted it! I set about removing it and this is what was left:

Manky core plug

Ignore the big hole at the top, I made that. It is heavily corroded and there are a couple of pin holes in it. The inside of the head doesn’t look much better

Core plug outUrgh. I’ve cleaned out the rubbish as best I can and am now leaving it to dry before fitting the new core plug with sealant.

Thanks to Fraser at Blink for confirming the size of the plug! My local Mazda dealership didn’t have a clue


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