The 4.3L Vortec Engine: Why Build A New V6 When You Can Just Chop Two Cylinders Off A V8?

You can’t get much simpler than this: to create the 4.3-liter Vortec 4300 V6, Chevrolet simply removed a pair of cylinders from its small-block V8 engine blueprint. No, two cylinders weren’t literally sawed off, but the simplicity of the decision is virtually the same. It was released in the mid-1980s, and displaced a total of 262 cubic inches. For comparison, the standard small-block Chevy V8 measured in at 350 cubes.