Are the control arms akin to the gauges? Is it just a matter of the problem reaching the right ears. I don't know if the gauge problem is finally fixed but it seems a reasonable solution has been found. With the technology available today it would seem reproducing an existing proven part isn't...
Checked the plugs,o.k., checked the coil primary ohms, got.7 on all eight. Put everything back together and ran great. I guess it's gonna be watch and wait.