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Filed under: Trucks/Pickups , Green , Chevrolet , GM , GMC The battle of the diesel-powered half-tons is about to begin, and today General Motors revealed more details on its entrant: the 4.5L Duramax turbo-diesel V8. Thanks to a narrow-angle V block, the 4.5L turbo diesel will fit in the same space as the General's small-block V8, which does give us hope for additional applications beyond just its half-ton trucks. Large SUVs are surely going to get the engine as an option eventually, but maybe GM can find a passenger car or two down the line that would benefit from the tons of torque this engine will produce. GM says the 4.5L turbo-diesel will produce 310 horsepower and 520 pound-feet of torque, while bumping fuel efficiency by 25%. In order to help it meet Bin 5 and LEV 2 emissions standards as well as be 50-state legal, the engine will feature both a diesel particular filter and NOx after-treatment system that uses urea to knock out those pesky nitrogen-based particles. Another engineering...
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