i bought from an online store 20W-40 oil. It's cheap, maybe that's why its bubbling, (that's the reason why I want to try the additive first). will let u know how it goes...

Thanks abscate. I also noticed with the oil gauge installed, when the engine is cold, oil pressure goes up to about 75ish... almost near the end of the gauge (80 is the max in the display)... but when the engine has reached normal operating temp it settles at 25-35 when idling... increases when rev'...

I'm going to try first this product called Lucas Oil Stop Leak (https://www.lucasoil.com/product/engine-oil-stop-leak/), or this 9982 Oil Stop Leak Sealant (from a company called Senfineco Germany https://www.senfineco.de/en/?action=accessory_preview&id=7 )... Has anybody tried these products be...

I believe I have hydraulic lifters but I need to fetch my torque bit drivers from my friends garage in order to look but will confirm soon.  I am thinking about trying a little Liqui Moly hydraulic lifter additive to clean things up. Is it safe to use in these engines and has anyone had luck with i...

Leaking injectors will cause gas to run down into the oil through the piston rings. This will also wash out the bores. Look up 'lawnmower syndrome. This would also cause the issue you are seeing and not starting. If you check the cylinder compressions you will likely find them low, if not in all cy...

hi. I read something about valve seals in this post... been working on my 850 that recently died (cranks but does not start)... long story short, fuel pressure regulator has broken diaphram, lots of fuel got sucked up by the vacuum into the engine oil... after replacing the oil, lots of white smoke ...

have the same issue... I just re-seat the fuses and the issue went away... still runs good for a 27 year old car