The 6.6-liter LB7 Duramax turbo-diesel engine was the result of a joint effort between General Motors and Isuzu, and was utilized by the first-generation Chevrolet Silverado HD and GMC Sierra HD. The ...
For decades now, the big three American automakers have been engaged in a game of one-upmanship over which company can fit the most powerful and torquiest diesel engines in their trucks. And, just as ...
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