They use plastic for engine parts that were previously made of metal. Yes it would perform as needed when its new. But it degrades progressively compared to metal. Means if the car was designed to "expire" in 5 years, problems will come up one after another.
Most people say Banyak Masuk Workshop. Yes it will if the car is old. If you buy it new, i doubt you would face with unreliability issue as soon as it was sold.
The only law and advise i could give you is, if you are skeptical about continental cars, do not buy it. If you doubt your ability to maintain it, don't buy it.
Everytime i see threads like this, i see a dumb ass using people to stroke their decision that eventually leads to stupid arguments. 🙄🙄
Can i Buy BMW G20 - 320i