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350hp thats why they call it a 350 5.7

Th above answer is ridiculously wrong. The 5.7 V8 is called a 350 because the engine is 350 cubic inches in size not because it has 350 H.P. I would have to know the year GMC Sierra in order to be able to tell you the H.P. It ranges from 145 H.P. to 370 H.P.

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11y ago
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Q: How much horse power does a stock 5.7 v8 GMC sierra have?
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