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Hello, I just purchased a 79 MCI-9 with a 6v92t with an allison 740 trans. The bus runs very smooth and has a fairly new engine. When it was started up, it smoked very little to none and smokes little to none when drove.
The only problem is the bus has a very large lack of power, you have to keep it wide open on flats to do the speed limit and pulls steep hills at 10 mph. I have driven other diesels and this is not normal. What could the problem be?? IS it not getting enough fuel. Also I have noticed even on the hills in a hard strain, there is no black smoke. I need some help, thanks |