

Mercury
2023 Mercury 250HP
The 2023 Mercury 250HP is a high-performance, fuel-injected V8 4-stroke outboard engine with advanced technology for smooth acceleration, efficient fuel use, and reliable marine power. It’s well-suited for offshore boats, fishing crafts, and larger recreational vessels requiring 250 hp of thrust.
250 HP
gasoline
2023
189
4.6L
4-stroke
186 kW / 250mhp
6400rpm
Description
Specifications
Frequently Asked Questions
What type of engine is the 2023 Mercury 250 HP?
The 2023 Mercury 250 HP is a V-8, four-stroke Verado outboard motor with a 4.6 L (279 ci) DOHC engine designed for powerful, smooth performance on a wide range of boats.
How much horsepower does it produce?
It delivers 250 horsepower (about 186 kW) for strong acceleration and top speed.
What boats is the 250 HP Verado best suited for?
Deck boats Inflatable rigid hulls Inshore and offshore fishing boats Runabouts and cuddy cabins Tritoons and larger recreational boats The Verado series is capable in both saltwater and freshwater environments.
What fuel should the Mercury 250 HP use?
Use unleaded gasoline with a minimum octane rating of 87 (R+M/2) or 90 RON with no more than 10 % ethanol.
What is the recommended RPM range at full throttle?
The recommended wide-open throttle (WOT) operating range is 5200–6000 RPM.
What are some key features of this engine?
Advanced MidSection (AMS) for reduced vibration and smoother operation. SmartCraft Engine Guardian warning and monitoring system. Digital Throttle & Shift (DTS) for smooth, responsive control. Integrated electro-hydraulic power steering on compatible setups.
What shaft lengths are available?
Common shaft length options are 20″ (508 mm), 25″ (635 mm), and 30″ (762 mm) to match various transom heights and boat designs.
How much does the 2023 Mercury 250 HP weigh?
The lightest available dry weight is around 600 lbs (about 272 kg) (varies with shaft length and options).
What kind of oil does it use?
Mercury recommends NMMA Certified FCW SAE 10W-30 marine engine oil to ensure protection and performance
Does this engine integrate with digital systems?
Yes — it works with Mercury SmartCraft digital technology, which can display engine data, diagnostic alerts, fuel flow, trim status, and more on compatible multi-function displays.
Is the 250 HP Verado suitable for saltwater use?
Yes. The engine is engineered for saltwater and freshwater use, with corrosion-resistant components. However, you should flush with fresh water and perform regular maintenance after saltwater use to prolong life.
What maintenance does the Mercury 250 HP require?
Routine maintenance includes: Engine oil & filter changes Gearcase oil changes Water pump/impeller inspection Fuel filter replacement Spark plug checks Following Mercury’s recommended intervals (typically every 100 hours or annually) keeps the engine reliable.
How fuel-efficient is the engine?
Fuel economy varies with boat size, load, and speed, but the Verado 250’s large displacement, EFI system, and refined midsection help deliver strong performance with reasonable fuel economy for its class.


