CarBuzz on MSN

The 4.3L Vortec engine: Why build a new V6 when you can just chop two cylinders off a V8?

GM's 4.3-liter Vortec 4300 V6 was derived from the 350 small-block V8, sharing bore, stroke, and parts to cut costs and ...
Auto Igloo on MSN

GM’s two 6.6-litre truck V8s deliver very different power—and they are not the same engine

A 6.6-litre engine description sounds straightforward—until two trucks wearing nearly identical badges produce very different numbers. For 2027, GM’s new light-duty gasoline V8 makes 481 horsepower, ...