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5.3L V8 EcoTec3 L83 News

The L83 is a 5.3-liter eight-cylinder gasoline engine produced by General Motors for use in trucks and SUVs. The engine was launched on the 2014 Silverado 1500 and 2014 Sierra 1500 and is part of the first-generation EcoTec3 engine family. This page displays news, pictures, videos, reviews, gossip and more about the GM 5.3L V8 L83 engine.

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