The 5.3L Vortec isn't the only workhorse with a habit of outlasting the trucks around it. A couple of other engines have earned their place in the high-mileage hall of fame, routinely climbing past ...
The 7.3 PowerStroke, 5.9 Cummins, and 6.6 Duramax, are all iconic diesel engines, but how do they compare? Here's a ...
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