Duster -Gauges and cluster question !!
If that insert is from redline I do not believe the 5" gauges will fit.
I have a gutted instrument cluster panel that I plan on putting 3 5/8" (speedo & tach) & 2 1/16" (water, oil, volts,& fuel) AutoMeter Z-Series gauges into. There is barely enough room to squeeze it all together.
Here is my plan: