I can see why the routed the hose the other way, the fitting looks tucked in on the photos on his website. also do you have to getc rid of your passenger wheel splash shield to properly support the hose?
a while back i was looking for something regarding my rx8 and i stumbled upon this reddit post:
Immobilizer bypass! (2005 and older) : r/RX8 (reddit.com)
maybe you can reach out to versatune to see if this is possible with the MS6
I agree, finding a low mile/heathy motor for a platform that is a decade old is rare, i doubt the jdm motors for sale today are still coming across the pond with 50-60k miles.
Well I was more so thinking about the valves hitting the piston, which would account for the low compression #'s (assuming cylinders 2-4 pistons kissed the valves) a little borescope camera could confirm if they made contact.
Go rent a pressure tester from Vatozone and see if you have an external leak, It will start seeping coolant out somewhere like your turbo or EGR turbo feed or a loose clamp.
your compression numbers look odd, earlier you mentioned you had to remeasure your cam tappets - i wonder if having the...
not sure why the rod doesn't go in and goes up but your pedal should not go limp. next time it sticks down look at your clutch pedal and make sure the rod is lined up with your clutch master cylinder, if it is then i would suspect the master is not primed with fluid or it has failed. replacement...