Check out the three long-tube, tuned intake runners on the powerhead.
For a precise fuel-air mix, each has its own throttle valve and
fuel injector (not visible). Mounting injectors on the hidden inside
surfaces of the runners saves space and also keeps electricals away
from the cowling.
Meeting the needs of boaters in the U.S. has some builders around the world scratching their heads, but not Rio Yachts. This Italian builder knows what works and what doesn’t, and adds a creative touch and fine finish to differentiate its product from lots of other boats out there.
Have a look and see what you think. ▶