Twin 250 HP YAMAHA 4 STROKE

The 2010 model 250hp Yamaha 4-stroke is a 4.2L V6 engine with a 4-stroke, EFI fuel induction system, producing 250 horsepower at 5500 rpm. It features a 60-degree V6 engine block, a 1.75:1 gear ratio, and a full-throttle RPM range of 5000-6000. Key features include power trim and tilt, an electric start, and options for digital electronic controls and Command Link gauges.

Engine and performance

Engine Type: 4-stroke, 60° V6

Displacement: 4.2L (4169cc)

Horsepower: 250 hp at 5500 rpm

Fuel Induction: Fuel Injection (EFI)

Full Throttle RPM Range: 5000-6000 rpm

Gear Ratio: 1.75:1

Alternator Output: 70 Amp (at W.O.T.)
Features and controls

Starter: Electric

Controls: Compatible with mechanical or digital controls (DEC)

Trim and Tilt: Power Trim & Tilt, with optional TotalTilt™

Gauges: Optional Command Link or Digital Gauges

Exhaust: Through Propeller

Ignition: TCI Microcomputer

Lubrication: Wet sump system

Cooling: Thermostatic control

Shaft Lengths: Available in 25-inch, 30-inch, and 35-inch models