If you live in a region with below freezing temps, you may have heard of engine block heaters. Here's what they are, the ...

TKM partnered with Noonan on a billet Modular engine block. The direct-replacement 5.8-liter block is robust and streetable.

Since the 1960s, automakers have been moving from iron engine blocks to aluminum ones. What is driving this change, and how ...

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 ...

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 ...

Doc Johnson Restorations makes a compelling case for pushrod power. He shows why Ford Performance’s Boss 351 crate engine is ...

Psssst! Junkyard scrounging or rebuilding stuff can be overrated. Yes, we're admitting that dirty fact. Especially when it comes to the engine. There's probably no other part of your truck that can be ...

Cummins diesel engines are highly regarded as being tough and reliable. However, the 5.9L Cummins 24-valve engines produced from 1999 to 2002 used engine blocks that are prone to cracking. While any ...

Discover how the LS1 became a lightweight, swap-friendly V8 icon, from its C5 Corvette debut to HSV power upgrades, and learn ...

It was nicknamed the Mystery Motor and the Porcupine. Whatever you call it, the 1963 427 Mark-IIS is so rare that only nine ...