Forum Discussion
RSD559
Jun 19, 2017Explorer
I don't know that you can blame the gearing. At the top, it was high in the RPMs, but still slowing down. I think it is altitude and the steepness of the grade at the end that killed it. They used to be able to use time to quasi judge the trucks. But since the Eco-Boosts in the half tons, and the turbo diesels in the HD trucks, which have no problems staying at the speed limit, have come along, the altitude gets chopped out of the equation. So the moral of the story is that if you intend to climb steep hills to high elevation, get a truck that is NOT normally aspirated.
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