Recently, a reader criticized a comment I wrote a while ago in which I claimed that it harms your engine if you hoon it while cold. While I stand by the comment, I’ll admit that it was unsatisfying and devoid of detail. So I reached out to a powertrain engineer to help me fill it in a bit.
from Lifehacker http://bit.ly/2t2pP7F
http://bit.ly/2BkRANn