The distributor has two jobs: to house a switch that tells the coil when to send a spark, and to send that spark to each individual cylinder in the correct order. The distributor shaft is spun by the ...

If you're a follower of the "How It Works" series, you've been learning the principles of what makes a car run. You've boned up on the four-stroke cycle, valvetrains, cooling, lubrication, and ...