70cj5
NAXJA Forum User
- Location
- Garner, NC
I recently bought a 87 XJ with a 4 cyl. Whan changing the plugs I found a black square thing around the #4 wire. I also found a little wire wrapped around a little circle thing on it. What is it and do I need it? Might be a pick up for the tach or something I thought but not sure.
