Will a 3.8 Buick park aveue fit in a 3.8 impala?

A 3.8-liter engine from a Buick Park Avenue can generally fit into a Chevrolet Impala, as both vehicles share similar engine designs and components. However, modifications may be necessary for proper fitment, including adjustments to the engine mounts, wiring harness, and exhaust system. It's essential to check compatibility based on the specific model years and configurations. Consulting with a mechanic or automotive expert is recommended for a successful swap.