Technical Timing marks urgent!

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Technical Timing marks urgent!

We did have strong words with that gasket impersonator afterwards :)

Not a daft question at all, and I did have a good wipe around all surfaces where I could see and minor traces of oil last night, and I will check again tonight, but the cam cover gasket looks ok. There is and always has been a small leak from the corner of the block around the mounting area for the oil filter, and a little bit around the oil filler cap itself, but much as I would like it to be, I don't think enough to lose 3/4 of a litre over 4 days and 280-300 miles.
There was definitely some blue smoke again this morning as she went down the road so I am thinking that it is losing it through burning it rather than a leak.
She got 52mpg in petrol so that side of things seems ok.
Something occurred to me when I was thinking about this last night.
My wife has an Astra 1.8 16V which only usually does short journeys, with the occasional loner one every few months. One day it had been started up just for a few seconds and switched off again as something changed her pland last minute. The next morning when sh e came to fire it up the car struggled to turn over, then fired sounding like on 3 cylinders, knocked, shook and all sorts, and a clould of blue smoke came out the exhaust.
I was right by the car so o told her to shut it down quick.
I took the plugs out and cleaned them up, and started it up and it was absolutely fine and has been since. But, I checked the oil (which I do regularly and I know that just a day or so before it had been on max) and suddenly half a litre of oil had gone missing. I filled it up, and chnaged the oil soon after, and it has never lost any significvant amount of oil since.
So I was wondering if that big cloud was in fact oil and something like a valve or a ring had got stuck temporarily.
The point of that long ramble was whether something similar could have happened to the Punto? Other than that I am thinking if the valves or valve stems could have been damaged somehow in the skimming process, or maybe the head not put back on right? Would it run at all if that was the case?
 
Might be worth checking that the crank breather system is clear. Blockage is often a cause of oil going where it shouldn't. This might be made worse by repeated short journeys or a headgasket failure. The old VW 1.4 8V motors were always at it. Could fill a mayo jar with what could come out of the air filter box.
 
The crank breather - is that the 3 branch pipe from the air box to the cam shaft cover to the crankcase? If it is I have had that off, cleaned and re-connected.

That's the one. If it is burning the oil it should be showing up on one or more of the plugs, even the top of the piston, not that Puntos make that easy to see.
Valve seal wear can show up as more smoke on start up as it burns off whatever dribbles down overnight.
 
Is it worth trying the Forte motor flush idea?
I can get hold of some this afternoon if it's worthwhile. Probably nothing to lose but the cost of the flush?

I've never used it, never was in a position where I needed to try something new. Dave's been around the block a few times. Got to be worth a shot. I would pull all the plugs first and see what's going on.
 
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