Yamaha Portable F2.5 Four Stroke
Print Full SpecsEngine Type | One Cylinder | ||
Displacement | 4.4 ci (72 cc) | ||
Bore x Stroke | 54 x 31.5mm (2.13 x 1.24 in) | ||
Compression Ratio | 9.0:1 | ||
Prop Shaft Horsepower | 2.5 hp @ 5500 rpm | ||
Full Throttle RPM Range | 5250 ~ 5750 rpm | ||
Fuel Induction | Overhead Valve | ||
Intake | Carburetor | ||
Exhaust | Above Prop | ||
Cooling | Water/Thermostatic Control | ||
Ignition | TCI | ||
Spark Plug | B6HS0-00-00-000 | ||
Alternator Output | N.A. | ||
Starting System | Manual | ||
Lubrication | Splash | ||
Engine Oil Capacity | 0.4L(0.42qt) | ||
Recommended Engine Oil | Yamalube® 4M (See Owner's Manual) | ||
Recommended Fuel Filtration | Yamaha Mini 10-Micron Fuel/Water Separating Filter (external) | ||
Recommended Fuel | Regular Unleaded (Minimum Pump Octane 87) | ||
Gear Ratio | (27:13) 2.08:1 | ||
Gear Shift | Forward, Neutral | ||
Shaft Length | S=15" | ||
Degree of Tilt | 80° | ||
Degree of Trim | 4 positions | ||
C.A.R.B. Rating | 2-Star | ||
Dry Weight | 17kg (37 lbs) | ||
Steering Angle (maximum) | 360° from center, either direction | ||
Warranty | 3 Year Limited Pleasure Boat |