New Price For Authentic Brand New/Used 2018 Yamaha 350HP 4 Stroke Outboard MotorProp Shaft Horsepower: 350 5500 rpm'sCylinder Heads: DOHC / 32 valve with Variable Camshaft Timing (VCT)Compression Ratio: 9.6RPM Range: 5000-6000Fuel/Induction System: Sequential multi-point electronic fuel injectionFuel Type: Unleaded gasoline (minimum pump octane 89)Exhaust: In-Bankâ„¢ dual exhaust with Power Surge ChambersIntake: Single electronic throttle valve with 8 individual long intake tracksIgnition System: TCI, 32-bit ECM with integrated coil-in-cap ignition designSpark Plug: NGK LFR6A-11Alternator Output W.O.T: 50A (40A 1000rpm)Starting System: ElectricLubrication: Wet sumpOil Capacity: 8.2 quartsRecommended Engine Oil: Yamalube 4-M FC-W 10W-30 or 20W-40Gear Ratio: 1.73Shaft Length: 25 inControls: Command Link Digital Electronic ControlsMultiple Outboard Synchronization: Auto sync throttle control with twin and triple applicationsTrolling Throttle Adjustment: /- 50 rpm increments (600 - 1000 rpm range) via Command Link SystemMounting Centers: 28.5 in (same as F250)Mounting Bolt Pattern: 6 bolts (same as F250 plus two additional upper bolts)Steering Angle (maximum): 32° from center, either directionWeight: 804 lb