Category Archives: LS Engine Models and Generation Comparisons

LS6 vs LS2: What Changed Between These Corvette Engines?

LS6 vs LS2 is a comparison between two important Chevrolet Corvette V8 engines that helped move GM’s LS platform forward. The LS6 is a 5.7-liter Gen III engine developed for the C5 Corvette Z06, while the LS2 is a 6.0-liter Gen IV engine introduced with the C6 Corvette. Although both engines share the same basic […]

LS2 vs LS7: Power, Displacement, and Build Costs

LS2 vs LS7 is a comparison between two aluminum Gen IV V8 engines designed for different levels of performance. The LS2 is a 6.0-liter engine known for its balance of power, affordability, and swap potential. The LS7 is a 7.0-liter, 427-cubic-inch engine developed for high-performance applications, with specialized internal components and a factory output of […]

LS3 vs LSX: Understanding the Real Difference

LS3 vs LSX is a comparison between two popular options in the Chevrolet LS performance world, but they are not simply two versions of the same engine. The LS3 is a production-based Gen IV aluminum V8 known for its balance of power, weight, and street performance. LSX, on the other hand, refers to Chevrolet Performance’s […]

LS3 vs LS7: Which High-Performance LS Is Right for You?

LS3 vs LS7 is an important comparison for performance enthusiasts choosing a GM V8 for a street car, track build, muscle car, or engine swap. Both engines belong to GM’s Gen IV LS family, but they are designed for different performance goals. The LS3 is a 6.2-liter V8 known for its strong factory performance, versatile […]