If he actually got this V8 certified and Cessna switched to then it might be dirt cheap to run but the 172 with it preinstalled might be $1M because they will s

If he actually got this V8 certified and Cessna switched to then it might be dirt cheap to run but the 172 with it preinstalled might be $1M because they will sell so few and have so much engineering & certification cost to amortize. That's how silly it all is, and why it will stay stuck in Experimental.