Yamaha F300 V6 Specifications
Meet the Yamaha F300 V6 4.2L Offshore outboards. These award winners are packed with Yamaha’s legendary reliability, which is why so many anglers won’t trust anything else a hundred miles out.
- Engine Type: V6 (60 deg.)
- Displacement: 4.2L (254 ci)
- Bore x Stroke: 96 x 96mm (3.78 x 3.78 in.)
- Prop Shaft Horsepower: 300hp at 5500 rpm (F/LF300)
- Compression Ratio: 10.3:1
- Fuel/Induction System: DOHC Fuel Injection VCT
- Exhaust: Through Propeller
- Intake: Single Throttle Valve
- Ignition System: TCI Micro Computer
- Spark Plug: LFR6A-11-00-000
- Alternator Output: 70 Amp
- Starting System: Electric
- Lubrication: Wet Sump
- Engine Oil Capacity: 6.3L/6.0L w/with filter
- Full Throttle RPM Range: 5000-6000
- Cooling: Water/Thermostatic Control
- Recommended Engine Oil: Yamalube® 4M (See owner’s manual)
- Recommended Fuel: Regular Unleaded (Minimum Pump Octane 89)
- Recommended Fuel Filtration: Yamaha 10-Micron Fuel/Water Separating Filter (external)
- Ethanol Blend Limit: 10% Maximum
- Gear Ratio: (21:12) 1.75:1
- Gear Shift: Forward, Neutral, Reverse
- Shaft Length: U = 30 in.
- Degree of Tilt: 67 deg.
- Degree of Trim: -3 deg. through +16 deg.
- C.A.R.B. Rating: 3-Star
- Dry Weight: 259 kg (571 lb.)
- Mounting Centers: 28.6 in.
- Steering Angle (maximum): 32 deg. from center, either direction
- Warranty: 3-Year Pleasure, 3-Year Government, 1-Year Commercial


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