Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline ‘Straight-8’ to the current LT1 V8. However, many agree that the small-block LS engines were among GM’s most popular V8 powerplants. But where does the Vortec engine fit into GM’s V8 lineup?  GM utilized the LS engine-coded V8s primarily for its sportscar lineup. On the other hand, the automaker used Vortec engines in its pickup trucks and SUVs. While LS and Vortec engines share
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