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Koenigsegg’s 46,000 rpm hypercar unleashes jet energy on four wheels

Koenigsegg’s 46,000 rpm hypercar unleashes jet energy on four wheels
Source: interestingengineering
Author: Interesting Engineering
Published: 6/26/2025

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Koenigsegg has unveiled the Sadair’s Spear, a limited-edition hypercar priced at $5.2 million, built on the Jesko platform and designed for extreme track performance while remaining street-legal. This model pays tribute to founder Christian von Koenigsegg’s father, Jesko von Koenigsegg, named after his father’s favorite racehorse. The car features advanced aerodynamic enhancements such as a lightweight double-blade active rear wing, elongated rear design, expanded front canards, and reengineered hood vents, all contributing to superior cooling and increased downforce for optimal handling. At its heart lies Koenigsegg’s twin-turbo V8 engine paired with the innovative flywheel-free Light Speed Transmission (LST), capable of revving up to 46,000 rpm. The engine produces 1,300 hp on regular fuel and an extraordinary 1,625 hp on E85 fuel. The Sadair’s Spear also emphasizes weight reduction

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energymaterialsautomotive-technologyhigh-performance-enginescarbon-fiberaerodynamicsfuel-efficiency