So, quick update.
Car started weird idling, could not be stable, vibrating and black put put put smoke, horrendous fuel average. (6kmpl)
Issue worsened, all the while my mechanic had blocked off the PCV vavle from within and removed the PCV pipe to make sure the excess pressure in the engine was released (I do not get the logic of blocking the PCV.
Went to Jameel Autos, met Irshad, who conducted a compression test and timing check, compression test was alarming, have a look for yourselves. Plugs were blacker than the night, but had them cleaned to put back in.
During the wet testing, the compression numbers were much higher than dry testing, but something I noticed with all cylinders during wet testing were that as soon he'd stop cranking, the needle on the meter would begin to fall, he did each cylinder twice for dry and wet, so the second time for the wet test of the cylinders, the needle would loose compression a little slower than the first time when he would stop cranking the engine.
He did say that engine will need to be opened due to weak piston rings, and we should be prepared for a decently hefty expense. But for now, if there is no oil reduction, we should be fine for now. As fuel average being a main concern, he said with this adjustment I hope it works out, but if it doesn't, then come back and ill have a guy take a look.
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He also adjusted the carb slightly so the car ran much smoother and smoothened out on idle (800).
Got our monthly service done (wash), but for the first time, the car did not start after the wash even though distributor was covered with plastic. Cranked fine, but did not start even after letting it sit a while and also ran compressed air throughout. had a street mechanic come by who fixed the issue within seconds, he was very vague when I asked what happened and muttered something along the lines of ( current ka issue tha...)