Engine 11 Vortex Original Poster 4 years ago So far its awesome I was going to pick up a newer one, but my homie ended up selling me his older one IVortec is a trademarked name for a line of engines for General Motors trucksThe name first appeared in an advertisement for the 1985 model year 43 L V6 that used "vortex technology" to create a vortex inside the combustion chamber, creating a better air/fuel atomizationNow it is used on a wide range of engines Modern Vortec engines are named for their approximate The 81L Vortec V8 Was GM's LastEver Big Block Engine ;
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