Big Block Engine Nitrous Tune Up Plug
|
1. While you can clearly see the effects of ignition timing on the ground strap of this plug, you can’t see the fuel ring down at the lower portion of the porcelain insulator. The fuel ring will tell the story of how rich or lean the cylinder is running. Without an Otto scope or other viewing tool, the easiest way to see the fuel ring is to cut off the threaded portion of the plug using a hacksaw or other tool. View Related Article
|
|