Compression test results

What seems strange is that it has an old 750dp on it which I would think might be starving it but the plugs look like this:
View attachment 1715843606 View attachment 1715843605View attachment 1715843607
Pig rich, cant tell where the timing is because they are sooted so badly.
Start with jetting and power valve changes.
This link may help.
FBO Ignition - Home of the HRR688 - Spark Plug Reading