This low-mileage GM engine was already sold as a core, and a closer look suggests the failure may have been avoidable.

Scoggin Dickey Parts Center pushes a stock-block GM 4.3L V6 LV3 to 1,403 horsepower on the dyno. Watch the twin-turbo LV3 defy expectations.

This engine has been a staple in GM's heavy-duty models for over two decades, defying industry trends with its unwavering ...