To sleeve or to bore your engine block? That's the several-hundred-dollar question (maybe into the thousands) as you ...

Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...

Just like a solid foundation is important for a sturdy house, a well-prepped engine block is critical for a motor make big power—and do it more than once. A professional engine builder offered to show ...

Cracked block? There aren't many two-word combinations that send a shiver up a car guy's spine. In most cases that means the block is DOA, and it's worth its weight in scrap only. Sometimes there is ...

Freeze plugs prevent engine coolant from leaking out. One of the first signs that they'll need to be replaced is often a ...

Chevy's LT1 and LT2 engines are both V8s, but the LT2 has several changes such as a dry sump system and redesigned exhaust.

Hot rodders played with blocks as kids, and still play with them as adults. This vast level of experience notwithstanding, enthusiasts often insist on monkeying around with production blocks. They ...

During an era when a cast iron block was the main ingredient for building mass-produced internal combustion engines, General Motors' Buick division unleased an all-aluminum V8 that revolutionized the ...

Thomas has spent two years working in the auto journalism industry, contributing to a UK-based newspaper and writing for Euronewsweek. A full-time writer and lifelong engineering enthusiast, he now ...

HEMI crate engines available for under $4,000 include remanufactured 5.7-liter HEMI long blocks and refurbed 5.7-liter ...