3 ms·
well back in the day, say before 1990, many cars needed that because the engines were so bad. a combination of plain old poor quality and immature technology fo
by dmh2000 9y ago
well back in the day, say before 1990, many cars needed that because the engines were so bad. a combination of plain old poor quality and immature technology for reducing emissions . So it became a meme.
- dboreham 9y agoThat hasn't been true since the 60's or before, when oil was very different than today's (or the 90s). We know that the 3000 or 5000 mile oil change interval is pure nonsense because the exact same engines magically have 10-20k mile oil change intervals in Europe.