The engines required to power a boat to the big speeds required for endurance ski boat racing while maintaining some semblance of durability are state-of-the-art. Kanaris Engines shows off this 442-cube monster.

This awesome Kanaris Engines-built 397 cubic-inch V8 engine makes 680 horsepower and over 600 foot-pounds of torque on the dyno. Read inside for more details on this awesome E-85 powered engine.