These engines are big, powerful, and deliver hammer-like performance.
The non-Hellcat Charger R/T Scat Pack shares the 6.4-liter Hemi V8 with the Challenger Scat Pack. It makes 485-hp, which is more than enough to get your blood going.
The 3500HD's 6.6-liter Duramax turbodiesel engine churns out a mighty 765 lb-ft of torque. Have something heavy that needs towing? The Silverado is there for you.
The 6.6-liter twin-turbo V12 found in the Wraith is currently Rolls-Royce's . It makes 624-hp and the interior is so nice it puts my living room to shame.
The 6.7-liter Cummins turbodiesel inline-six engine in the Ram 3500 Tradesman makes 900 lb-ft of torquey diesel power. You'll have no problem clearing snow off a street with this truck.
The Super Duty's sizable 6.7-liter turbodiesel runs with 440-hp and 860 lb-ft of torque. That's enough to move a house.
The Mulsanne is one of the most expensive cars on this list. It's more than $300,000 and the 6.75-liter turbocharged V8 is the same displacement as the legendary Bentley V8s of old. Each of these engines are built by one builder at the rate of .
A 6.8-liter V12 that makes 453-hp lies at the heart of the Phantom. Don't let the size of the engine fool you, though; the Phantom is a smooth rider. Nothing brutal here.
The 7.0-liter naturally aspirated V8 in the Z/28 is taken directly from the previous generation Z06 and is no less savage in a Camaro's body. Get them while you can, the Z/28 is going away with the new Camaro's introduction.