They don't check bikes after they are sold. New bikes still have to meet an air quality standard - why do you think they are putting CCs on them now? - but the quality standard is much lower than cars.
This article is about checking them regularly after they are sold so people don't remove the CC.
Quote:
Originally Posted by zed
can you explain how they know that %? they already said they don't check them so how do they know?
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