Video: Spark Plug Electrode Wear & the Shape of the Tip
We discuss how wear due to plasma erosion can change firing voltages. This video is sponsored by Autolite.

Video: Ignition Coil Secondary Ignition Waveforms
Watch this week’s garage video on the “burn line” of a secondary ignition waveform. This video is sponsored by Autolite.

Video: Can You Replace Spark Plugs on a Hot Engine?
Installing a spark plug with the engine hot can change the torque specification. This video is sponsored by Autolite.

Video: Hot or Cold Spark Plug Torque
We discuss how and when spark plugs should be installed. This video is sponsored by Autolite.

Video: Inspecting Spark Plug Appearance
A spark plug can reveal short- and long-term problems if you know where to look. This video is sponsored by Autolite.

Bosch Introduces New Aftermarket Parts Covering 4.5 Million Vehicles
The new replacement brake pads, engine management parts and spark plugs offer coverage for select BMW, Fiat, Ford and Mazda applications among others.

Five Things You Need to Know About Spark Plugs
Five things you need to know about spark plugs: anti-seize; corona stain; gapping fine-wire spark plugs; torque; and cooper plugs.

Bosch Releases Fine Wire Double Iridium Spark Plugs
Robert Bosch LLC has added the Bosch Double Iridium Spark Plug to its OE Fine Wire Spark Plug series. “The new Bosch Double Iridium Spark Plug represents the latest and best in OE fine wire technology,” said Tim Stumpff, senior product manager, at Bosch’s North American automotive aftermarket division. “Its ultra-fine wire design and laser-welded