Fuel System: Electronic Fuel Injection. ENGINE TYPE: Yamaha-built, 357 cc, low-emission single cylinder. 60° incline OHV. LUBRICATION SYSTEM: Splash-style positive oil lubrication. OIL CAPACITY: 1 U.S. quart (1 liter, 1000 cc) liter. AIR CLEANER: Two-stage, urethane- pre-cleaner, and. high-capacity pleated paper cartridge.