Twin Turbos and Horsepower on the Water. Recipe for Triple Digit GPS Speed or Complete Disaster?

‪@MerlinsOldSchoolGarage‬ puts twin turbos on the 12 valve Cummins diesel Tarva V drive boat and tests it on Lake Havasu and the Colorado River. Will it take Merlin in the right direction or will he be disappointed with the modification? Help MOSG celebrate 250 years of Freedom! Thanks for watching. For merchandise please visit: https://merlinsoldschoolgarage.com/