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When serious horsepower is the goal, the LSX engine is the answer. Developed for high-power applications, it’s the strongest foundation in GM’s performance lineup. Featuring an incredibly tough cast-iron block, the LSX engine can handle extreme combustion pressures and high boost levels. Its reinforced main caps and thick cylinder sleeves ensure long-term durability, even in demanding drag racing environments. The LSX engine’s modular design allows easy customization and compatibility with most LS components, making it an ideal choice for engine swaps and performance upgrades. Tuners love it for its flexibility — supporting both mild street performance and 2,000+ horsepower builds. Whether it’s a classic Camaro, Corvette, or a modern restomod, the LSX engine offers unmatched reliability and power delivery. It’s built for those who never settle for less than domination on the street or strip.