The head gasket manages the oil and coolant flow by sealing the engine block and cylinder head, ... it could point to a blown head gasket between a water passage and the outside of the engine block.

Modern internal combustion engines are under a lot of stress during normal operation. In particular, there's a lot of tension between the cylinder head and the engine block, especially in diesel ...

We swap the cylinder heads on a 402 big-block and pick up big power. HOT ROD Staff Writer Sep 01, 2011. See All 28 Photos. ... Without it, your engine, whether it be a small- or big-block, ...

Porting your vehicle's cylinder heads should bring it significant improvements. But along with this practice's benefits come ...

Ever wonder about the science of cylinder head, engine block and intake manifold design and manufacturing; then check out this article as we ask Jeff Brotherton of Brodix his insight in this area.

Head gaskets are thin wafers of material that seal engine blocks to cylinder heads. ... It seals the engine head, where the valves reside, to the engine block where the pistons live.

Aluminum cylinder heads can provide additional power for non-Chevy big blocks engines. There are several aftermarket options available for the big block Buick, Oldsmobile, Pontiac and Cadillac ...

The first thing we needed was a small-block Chevy engine on which to evaluate power. Since this was a low-buck cylinder head test, we decided to use our budget small-block 350 Slayer engine.

Garage 54 attempted the holy grail of making the engine block itself transparent, and succeeded… for a fraction of a second. In a video posted to YouTube , the basic idea is laid out.

GM's L92 V8 is built to last, but a teardown reveals a recurring flaw that can turn this tough engine into scrap metal.