This cutaway comparison of a standard 3.8-liter block (left) and a heavy-duty 3.8-liter block (part No. 25500003) reveal thicker main webs, an additional lifter valley rib and heavier pan rails. The H ...

When Larry Tores first considered the Buick V6 as a racing powerplant, he studied it with a keen awareness of the mechanical attributes that lend themselves to the production of maximum horsepower. He ...

This video takes a close look at the Buick 3800 V6, highlighting why it is widely regarded for its reliability, longevity, and straightforward engineering. The discussion focuses on real-world ...