Robert: I'm sending you a couple of free pads, reply with your zip code. I may have it on the box. You're right, the bike was running too rich, a lot easier to remove the FRK than the K-Bike regulator and I didn't want to let go of my Collins injectors. The Brisk DOR14LGS plugs are burning perfectly, altho I've been told they're a heat range too hot. Nonsense, I can hold my hands on the valve covers after a hard run in 95 degree temps here in Texas. Here's the right one at many thousands of miles.