Mercury 125-hp Midrange Classic Outboard Specifications Propshaft Horsepower: 125-hp (93 kW) Max RPM (W.O.T.): 4750-5250 Cylinders/Configuration: 4 (in-line) Displacement: 113 cu.in. (1848cc) Bore & Stroke: 3.5 in. x 2.93 in. (89mm x 75mm) Fuel Induction System: Loop Charged Exhaust System: Through Prop Lubrication System: Single point variable ratio oil injection Cooling System: Water cooled with thermostat and pressure controlled Ignition System: Modular CDI Starting System: Electric Alternator: 18 amp (254 watt) with voltage regulator Gear Ratio: 2.07:1 Gear Shift: F-N-R Steering: Remote Trim System: Power Trim Shaft Length: 20 in. (508mm) Remote Fuel Tank: Optional Weight: 348 lbs. (158 kg) Operator Warning Systems: Overheat, low oil level Propeller Options: Black Max, Vengeance, High Five, Laser II, Trophy Plus, Black Diamond, Silverado, Lightspeed Original image unavailable. Home Sterndrives.com Site Index Page Please Email us at Sterndrives.com Click here for answers to your questions.