2.Reduced engine rpm (without attending losses in net torque) tend to improve overall fuel economy and driveability. 3.Treat multi-cylinder engines as a combination of several single-cylinder engines, ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

Toyota makes some of the most durable trucks in the world—they’re so long-lasting, in fact, that they often go a full decade without major updates. That might change soon if an engine described in a ...

Premium gas has a higher octane rating, better resisting high-pressure engine conditions for improved performance and efficiency. High-performance, turbocharged, or high-compression engines benefit ...

At one point, Oldsmobile, Buick, and Pontiac all had 455 cubic-inch under the hood of some of their models. However, that ...

A large variety of fuel options and prices are available - Bill Ragan/Shutterstock Premium gasoline is for cars. More specifically, it's for a relatively small number of them that have engines with ...

They look awesome, whine, and make huge power. Yes, we're talking about superchargers, and in the world of hot rodding they are the ultimate in cool. Unlike a normally aspirated engine that relies on ...

Despite the turbulence Nissan has faced over the past few years, some of its technology is undeniably impressive. Perhaps the crowning jewel of this engineering power is its variable compression ...