All it took to make Mini a 400hp Mouse was a simple cam swap, but we were far from finished. Next on the list was a cylinder head upgrade. The small bore and minimal displacement of the 4.8L ...

In Part 3 of our Mini Mouse 4.8L LR4 test engine, we give this LS a single-turbo setup to get 650 horsepower! Features. Events ... Turbo 4.8L Head Test. Stock vs TFS Gen X 205 (7 psi) ...

All it took to make Mini a 400hp Mouse was a simple cam swap, but we were far from finished. Next on the list was a cylinder head upgrade. The small bore and minimal displacement of the 4.8L ...