this week in auto

  • Concept Cars
  • Auto Puzzles
  • Honda EV-STER
  • Bike Build Game

WHAT'S INSIDE: AUTO

The HowStuffWorks Auto Section contains articles about everything from engine workings to classic cars. Learn about cars on HowStuffWorks Auto.
  • Auto Basics
  • Auto Parts & Systems
  • Auto Racing
  • Buying & Selling
  • Car Models
  • Driving & Safety
  • Fuel Efficiency
  • Motorcycles
  • Trucks
  • Under the Hood

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Automotive testing is much more than merely smashing a car into a wall at high speed. In fact, there are aspects of automotive testing that you might find surprising, quirky or even downright bizarre.

Are you an ignition expert?

Automobile ignition systems rely on perfect timing. A simple spark, when delivered at precisely the right moment, can mean the difference between a smooth running and powerful engine that operates cleanly and an engine that runs rough, lacks power and produces unnecessary emissions. How much do you know about automobile ignition systems?