I looked back to see if this is the thread where I documented the technology to super-clean heat exchangers. Instead I found
Permalink #84.*
The linear boxer configuration provides overlapping phases of compression, so no startup spike in load. I want to retrofit my two-cylinder air compressor, the one with the 60-gallon tank that needs a new AC motor. Basically scrap everything but the tank and the wheels.
*Since I mentioned the 14th Century treasure fleet, I learn that the CCP have closed their 2nd largest container shipping port over
one case of a vaccinated worker falling ill. If true, this is the modern-day equivalent of the retreat into the Hermit Kingdom. One can hope.