They're good plugs, and nicely nickel plated so that they are not as
prone to rust as the Champions, and they are less expensive, too. The
only downside is that the ceramic insulator is softer and more delicate
than Champion's, so you have to be careful when cleaning them.

Ed Sullivan wrote:
Anybody have any experience with Unison's Autolite spark plugs?

Ed Sullivan, Old and Poor