These engines tend to have two camshafts in the cylinder head, one which operates the intake valves and the other operates the exhaust valves. This type of valve train is called "twin cam," or ...

True V-8 engine performance comes from ensuring airflow flow in, out, and through the combustion chamber is the best it can ...

For street engines, airflow at 0.400 inch is a good place to evaluate all cylinder heads. The main reason for this is that maximum lift flow at 0.550- or 0.600-inch valve lift is at the ragged ...

An Integrated Turbo and Cylinder Head Engine Might Be In Dodge or Jeep’s Future While we await the next turbocharged Dodge Charger, engineers from Stellantis have been creating a way to package ...

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 ...

Chrysler Group dealers are replacing malfunctioning cylinder heads on a small percentage of 3.6-liter Pentastar V6 engines. And a recent shortage of replacement heads means some customers have ...

The OM 617 five-cylinder diesel had the same nearly square bore and stroke ratio as the 2.4-liter four-cylinder OM 616 unit, and weighed in at 515 pounds—68.3 heavier than the 'four.

Overheating. If your engine is running hot and you notice a decrease in your coolant level, it could be a sign of a blown head gasket. The gasket's job is to seal the coolant passages and engine oil ...