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| Engine Type | Four-Stroke, 4-Valve SOHC, In-Line 2-Cylinder |
| Displacement | 30.4 ci (498 cc) |
| Bore x Stroke | 65.0 mm x 75.0 mm (2.56 x 2.76 in) |
| Prop Shaft Horsepower | 25 hp @ 5500 rpm |
| Compression Ratio | 9.4:1 |
| Fuel/Induction System | SOHC |
| Exhaust | Through Propeller |
| Intake | Carburetor |
| Ignition System | CDI Micro Computer |
| Spark Plug | DPR6EA-900-000 |
| Alternator Output | 12V-13 Ampwith Rectifier Regulator |
| Starting System | Electric, PrimeStartâ„¢ |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 1.6L/1.4L w/without 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 87) |
| Recommended Fuel Filtration | Yamaha Mini 10-Micron Fuel/Water Separating Filter (external) |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | (29:12) 2.42:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | S: 15", L: 20" |
| Degree of Tilt | 66° |
| Degree of Trim | -3° through +16° |
| C.A.R.B. Rating | 3-Star |
| Dry Weight | 91kg (201 lbs) |
| Steering Angle (maximum) | 42° from center, either direction |
| Warranty | 3-Year Pleasure, 3-Year Government, 1-Year Commercial |
Newport Marine & RV Service, Inc.
4354 S. Coast Hwy 101 South Beach, OR 97366
One Mile South Of the Yaquina Bay Bridge, Newport, OR