(Words by Stephen Kim – Photos by Manufacturer) – Horsepower: 2,500. Cubic inches: 430. Boost pressure: 45 psi. Cylinder pressure: Absolutely ridiculous. Running 6.80s at nearly 210 mph, today’s 275mm drag radial door-slammers incinerate the quarter-mile thanks to obscene levels of airflow and grip. Producing close to six horsepower per cubic inch requires immense cylinder pressure […]

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