What makes a Harley engine built like a tank? The answer lies in the engineering choices that help it withstand years of ...

If an underpowered engine is a boat anchor, what do you call this?

What happens when a legendary Porsche flat-six runs out of oil? This teardown reveals mechanical beauty amid pure carnage!

The 5.9-liter Cummins in older Ram 2500 and 3500 trucks can hit 500,000+ miles, but rust and interior wear are real concerns.

When a dealership quotes a customer for a complete engine replacement, the owner has every right to decline the service and tow the vehicle to an independent shop for a second opinion. However, they ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

Choosing the right oil can be confusing, especially when different terms appear on bottles, labels and manuals. Understanding ...

It's a common misconception that modern fuel-injected engines are more immune to flooding than older carbureted motors. Given the right (or wrong) conditions, any internal combustion engine –- whether ...

Humans use hot cocoa, coffee, tea, whiskey, and chicken noodle soup to warm up their insides and defrost from the cold abyss known as winter. Cars use engine block heaters. For the most part, modern ...

Whether you are looking to prep your car for sale, get it clean prior to mechanical surgery, or merely don't want to cringe when you open the hood, a little DIY cleaning will make a world of ...

Beehive Industries’ 100-lbf. Frenzy 6 engine prototype, or Zero Engine to Test (ZETT), fires in the test cell at one of the ...