Air / Fuel Ratio Sensor-direct Fit 5-wire A/f Sensor Ngk 27021 on 2040-parts.com

Video: Worst-case brake testing on a Boeing 747

You think your brakes are good? Whether or not you can stop on a dime, your brakes can’t come close to the clampers on a Boeing 747-800 passenger plane. You can bring 4,000 pounds to a halt from 100 mph?

Man-made Modern Luxury Materials in Cars

Luxury, within the context of a car interior, has been closely related to the use of wood and leather for over a century. These natural materials have a familiar organic, tactile quality that are intrinsically desirable attributes for most people and, in today's mass manufactured plastic world, they also assume a luxury or premium quality. Throughout the last century, metal, leather and wood have also been progressively supplanted by bakelite, vinyl and then polymer-based plastic materials in car interiors as well.

What Car? True MPG reveals most fuel-efficient cars

We’ve known for a while that there’s a huge gulf between the official fuel economy figures for new cars and what drivers achieve in the real world. What Car? says that its True MPG tests provide a more realistic figure and over the past two years it has tested almost 400 cars. Now, it has revealed which 10 cars proved most efficient its True MPG tests, so if you’re hoping to spend less at the fuel pumps, these cars could be well worth a look.