Difference between 4.3 and 4.3 Vortec

What is the difference between 4.3 and 4.3 Vortec? A frequently asked question on the web by many users of the vehicles which have those engines. As always, there are several differences between the two editions. These two 4.3 regulars and 4.3 Vortec engines also have some key differences. So first, let’s see what the critical features […]