Gasoline internal combustion engines need three fundamental things: fuel, oxygen, and spark. The sexy aspects of modifying cars are focused on the first two elements: Double Pumper carburetors, ...

Fuel economy has always been a primary concern for new-car shoppers, and while hybrids do excel in this area, what really matters with a plug-in hybrid is the longest range it can achieve with ...

The installation of quality spark plugs and new ignition wires is one of the best things you can do for the performance and appearance of your engine. Even for those with just a flirting acquaintance ...

Some plug-in hybrids can take European drivers 80 miles on a single charge, more than double the electric range of their counterparts sold in the U.S. The long-range European models, driven by ...