Mercury Optimax 200XS 2.5L 2-Stroke Outboard Racing Engine 

• Horsepower: 200 HP (147 kW)
• Engine type: 2.5L V6 two-stroke DFI (Direct Fuel Injection)
• Displacement: 2.5 Liters
• Powerhead: Gen 2, combining components from Mercury Racing 2.5XS and 175 Pro XS outboards
• Shaft length: Short shaft (SS) 15-inch drive shaft configuration
• Gearcase: Sport Master gearcase with a cambered skeg
• Gear ratio: 1.75:1
• Rotation: Available in both right-hand (RH) and left-hand (LH) rotation
• Application: Official power for U.I.M. Class 3C offshore racing and suitable for single or twin engine setups
• Horsepower output: Approximately 225 HP when modified
• RPM limit: 7,200 RPM