thats enough to convince me ,a mtes dad couldnt be wrongnot a scooby doo but one o the lads at work put it in his dads a4 td and to which he quotes 'did the trick'
Many years ago there was a product called piston seal, just squirt it down the plug hole and hey presto your engine would be healed, load of rubbish just got blown out of the exhaust system after the first cycle of the engine.