10.2 : 1 compression 360 at sea level. Options?

With one of those and a wideband O2 AFR readout there would be no excuse not to get your car tuned perfectly.
Naw, I can still come up with all sorts of excuses LOL!

But you're right: AFR gauges make life so easy..... just learn the foibles of them and what AFR to tune for in what throttle openings.