MotorTrend

HOT ROD Piston Ring Shoot Out

Are thinner piston rings worth more power? If so, is it enough to justify buying new pistons? We put thin and thick rings to the test on an engine dyno to find out.

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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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20 Moments That Made the 426 Hemi Engine Great

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.

8:22

Roadkill Nights 2025 | LEGAL Street Racing on Woodward Avenue (Big Tire & Small Tire)

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.

36:30

The Battle for America’s Fastest Street Car | HOT ROD Drag Week 2025

Andy Leach from Cal Auto Creations describes the work involved with bringing this 1933 Pontiac to the 2025 Grand National Roadster Show.

7:09

1933 Pontiac Wins Slonaker Award 2025 | Cal Auto Creations' Andy Leach Talks About What Went Into the Build

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

0:45

Walking around a 383-inch LS built from a 5.3L Vortec iron block and LS stroker kit

HOT ROD Editor-in-Chief John McGann and NHRA lead broadcaster Brian Lohnes sit down with NASCAR champion Joey Logano in this episode of HOT ROD Pod. Logano looks back on his rise from an overconfident young prodigy to a humble, fiercely driven veteran of the sport. He shares the hard lessons learned from early setbacks, the need to stay adaptable as car technology evolves, and the intense mental and physical demands of racing at the highest level. Logano also dives into his relentless pursuit of excellence, his commitment to safety, and how honest teamwork and strong leadership have shaped his success on and off the track.

29:48

How Joey Logano Got His Start in NASCAR | HOT ROD Pod: Where It All Began

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

5:49

HOT ROD Drag Week Day 3

What are some of the tools professionals rely on that are afforable for the home garage? Tools and products that make work go faster and provide professional results. Here's our top 10 tools for body and paint that might not be on your radar.

4:33

Car Craft Under the Radar Top 10 Tools for Body and Paint

Assembly highlights of a 1,200-hp capable 392ci BGE Hemi short-block at IMM Engines in Indio, California, set to incendiary guitar playing by author Johnny Hunkins.

7:21

Junkyard 392 Hemi Engine | Part 2: Short-Block Assembly Build Highlights

Instruction on how to best paint an engine block.

3:19

How to Paint an Engine Block