Description

Mercury 250XL FourStroke 25″ EFI V8 Outboard Motor

The Mercury 250XL FourStroke 25″ EFI V8 Outboard Motor is a premium high-performance outboard designed for offshore anglers, cruising enthusiasts, and recreational boaters who demand exceptional power, reliability, and fuel efficiency. Powered by Mercury’s 4.6-liter (279 CID) V8 DOHC 32-valve FourStroke engine, the 250XL delivers outstanding low-end torque, rapid acceleration, and smooth high-speed performance while maintaining class-leading refinement and durability.

Featuring Electronic Fuel Injection (EFI) with Advanced Range Optimization (ARO), the Mercury 250XL optimizes fuel consumption while delivering crisp throttle response across the entire RPM range. The 25-inch (XL) shaft configuration makes it an ideal choice for offshore center consoles, bay boats, dual consoles, walkarounds, pontoons, and performance fishing boats. Equipped with Power Trim & Tilt, SmartCraft® Engine Guardian, and Mercury’s convenient Top Cowl Service Door, the engine offers outstanding ease of operation and simplified routine maintenance. Models are available with either mechanical controls or Digital Throttle & Shift (DTS) depending on the configuration.

Whether you’re heading offshore for big-game fishing, towing water sports enthusiasts, or cruising long distances, the Mercury 250XL FourStroke delivers the powerful performance, quiet operation, and legendary reliability that Mercury Marine is known for.

Specifications

• Engine Type: V8, DOHC 32-Valve, 4-Stroke
• Horsepower: 250 HP
• Displacement: 4.6 Liters (279 CID)
• Fuel System: Electronic Fuel Injection (EFI)
• Fuel Management: Advanced Range Optimization (ARO)
• Ignition System: SmartCraft PCM Digital Inductive Ignition
• Starting System: Electric Start with SmartStart Protection
• Lubrication: Integrated Wet Sump
• Cooling System: Water-Cooled with Thermostat
• Shaft Length: 25″ (Extra-Long Shaft)
• Trim & Tilt: Power Trim & Tilt
• Steering: Hydraulic Steering (Power Steering Optional)
• Controls: Remote Mechanical or Digital Throttle & Shift (DTS), depending on model
• Gear Shift: Forward, Neutral, Reverse
• Gear Ratio: 1.75:1
• Alternator Output: 85 Amps (1,071 Watts) with Idle Charge
• Recommended Full Throttle RPM: 5,200–6,000 RPM
• Fuel Type: Unleaded Gasoline (87 Octane Minimum)
• Oil Capacity: 7.0 Quarts (6.6 Liters)
• Approximate Dry Weight: 527 lbs (239 kg)

Key Features

• Powerful 4.6L V8 FourStroke engine delivers outstanding acceleration and offshore performance.
• Electronic Fuel Injection (EFI) ensures instant starts and precise fuel delivery.
• Advanced Range Optimization (ARO) improves fuel economy throughout the operating range.
• High-output 85-amp alternator powers multiple marine electronics and onboard accessories.
• SmartCraft® Engine Guardian continuously monitors and protects critical engine systems.
• Top Cowl Service Door allows quick oil checks without removing the engine cover.
• Lightweight V8 design offers an excellent power-to-weight ratio.
• Power Trim & Tilt provides effortless engine angle adjustment.
• Corrosion-resistant construction ensures long-lasting performance in freshwater and saltwater environments.
• Compatible with SmartCraft® digital gauges and Mercury marine accessories.

Ideal Applications

• Offshore center console boats
• Bay boats
• Walkaround boats
• Dual console boats
• Pontoon boats
• Offshore fishing boats
• Family cruisers
• High-performance recreational boats

Why Choose the Mercury 250XL FourStroke?

The Mercury 250XL FourStroke combines the strength of a 4.6L V8 with advanced EFI technology, SmartCraft® engine management, and exceptional fuel efficiency to deliver premium offshore performance. Its lightweight design, high-output charging system, smooth operation, and dependable reliability make it an excellent choice for serious anglers and recreational boaters alike. Whether you’re running offshore, cruising the coast, or enjoying a day on the water with family and friends, the Mercury 250XL FourStroke provides the performance, innovation, and durability that have made Mercury Marine one of the world’s leading outboard manufacturers.

Mercury 250XL FourStroke. The high-displacement, quad-cam design of the new V8 powerheads generates plenty of torque, especially at mid-range. Combine ample power with lightest-in-class weight from 250hp, and the result is exhilarating performance.