When I did my 2nd built motor, I was playing around with different big lift cams on blower setup. Did a cam change after only a month and the new stock chain guides showed signs of deflecting, according to my engine builder. Ordered the MMR billet guides and ended up doing another cam swap back...
The tuner could pull timing out of the tune and probably drop you 150-200 HP from peak. You will be on E85 at 750. Boost wouldn't change, low and mid range could be kept strong with timing pulled out progressively.
There is the cost to do the work and then their is the realistic retail value on the car. Their are at least 4 companies I know of selling coyote swaps and have been for years. There are many many swapped 3V to coyote out there. At the end of the day, you are selling to a guy who wants coyote...
The lawyers are lined up and waiting for these driverless cars. They won't settle for the driver policy limit, they will go for the corporate deep pockets. Buy a driverless car and see what your rates will be. Companies trying to send fleets of driverless cars out will be eaten alive by a sea of...