Unless someone buys it in the meantime, as otherwise, the Impala will be the subject of a high-end LS swap. The seller didn't share more specifics, but an LS-powered Impala would sell for more ...

Its exterior paint is peeling, and the interior elements ... indicate an engine swap. Seeing as how the 1960 model year is among the most desirable, if this Chevrolet Impala barn find was equipped ...