The Chevy 5.3 liter Gen III engine was installed in thousands of pickups and vans from 1999 through 2007. The majority of them were the RPO LM7 / VIN T engine with the cast iron block, but there were ...

When we left Project Groundhog at the end ofPART 1, we had just finished assembling the short-block. To briefly sum up the scope of the build, we started with a down-in-the-dirt (literally) Gen III ...

The next step in our C5 Corvette build begins — removing the LS1 cylinder heads to prepare for a full engine overhaul. In ...

Turbos and superchargers have made extra power almost easy to come by. Thanks to them, even tiny four-cylinders can make the type of numbers that used to be reserved for big-displacement engines. That ...

Big step for the C5: the LS1 is officially out of the engine bay, and the overhaul starts now. In this episode, we document ...

When the gods above blessed us with the six-speed T56 gearbox, we were beyond words. Here was this slick-shifting internal-rail gearbox built like a brick poophouse that could handle immense amounts ...

What happens when you try to build a functioning car engine using only parts from a budget shopping app? One Florida TikToker put Temu to the ultimate test—and against all odds, it actually worked.