Turbochargers – Pump It Up

By: Jim Marotta; Originally posted on blog.gale.com At 100 horsepower per liter, GM’s newer turbocharged 1.4L has the power of a larger engine but retains the efficiency of a small-displacement four-cylinder in most driving conditions. Courtesy GM A naturally aspirated automobile engine uses the downward stroke of a piston to…

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Ford and Lincoln 4-Wheel Air Suspension

  By: Jim Marotta; Originally posted on blog.gale.com Ford introduced 4-wheel air suspension (4WAS) in 1995 and has since made it available on all three generations of the Ford Expedition and Lincoln Navigator. System components: The electric air compressor mounts behind the right headlight and includes a built-in vent solenoid…

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