Related Article PRI 2010: LSX454R is GM Performance Parts’ Most Powerful Engine Ever Related Article StreetVideos

PRI 2010: LSX454R is GM Performance Parts’ Most Powerful Engine Ever

PRI 2010: LSX454R is GM Performance Parts' Most Powerful Engine Ever

It's official: The new LSX454R from GM Performance Parts is the most powerful crate engine ever offered by the General. Rated at "750+" horsepower by GMPP, the real number is somewhere near 800, and there's still room for more because the engine was designed with nitrous or boost in mind.

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Posted by Paul Huizenga
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