Welcome to a brief series that charts the evolution and features of the modern GM small-block. We begin with a quick ...

Since their creation, the GM LS engines have been some of the most acclaimed small block V8s ever. The third generation began, as you would expect, with the GM LS1 engine. This engine would remain ...

This requires more clearance between the engine cross-member and the base of the LS1 engine block. So, a replacement sump with the oil basin at the rear of the engine had to be used. The original ...