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  5. Twin-Turbo 582-Inch Big-Block Chevy makes over 1,700 hp at 7,400 rpm!

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Twin-Turbo 582-Inch Big-Block Chevy makes over 1,700 hp at 7,400 rpm!

We head over to Westech Performance to check out a top-shelf 582-inch big-block Chevy that made over 1,700 hp with 12-pounds of boost from a pair of 88mm turbos.

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HOT ROD Drag Week 2025 once again put the toughest street cars in the country to the test. Over five days and more than 600 miles, racers had to prove they could drive their cars on the street and still lay down serious numbers at the track. From six-second Unlimited cars to 10-second cruisers, the competition was stacked. In the end, Ned Dunphy’s 3,000-hp Dodge Viper was the best of the field, averaging 6.17 at 247 mph to set a new record and lock down the title of America’s Fastest Street Car.

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Roadkill Nights 2025 took over Woodward Avenue in Pontiac, Michigan, with the wildest LEGAL street racing of the year! Watch the best Big Tire and Small Tire heads-up action as street-legal drag cars go all-out in eliminations for ultimate bragging rights.

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David Freiburger takes us on a journey through time as he recalls 20 moments that made the 426 Hemi engine a legend.

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Virtual animation of the 707hp 6.2-liter SRT Hellcat Hemi engine in an exploded view.

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With the right parts it's easy to turn a 5.3L Vortec block into a 383-inch 540 hp LS-swap mill.

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We check out a 442-inch LS7 stroker build being dyno tested at Westech Performance.

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Check out the great racing action at Atco Dragway from HOT ROD Drag Week Day 3.

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