Yamaha F225 Page 8

PMY Tested: Yamaha F225 Photo Gallery - Powerhead
Yamaha F225 —By Capt. Bill Pike

Bound for Glory
Photo Gallery

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.

This article originally appeared in the January 2003 issue of Power & Motoryacht magazine.

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