Mercury 25ELPT 25HP Outboard – 20in Shaft, Remote, Power Trim, EFI
For tight transoms, Mercury 25ELPT keeps pace at 25 horsepower. A 20-inch shaft pairs with remote steering. EFI backs up the rated output. Owners choose it for steady output without excess weight.
- 25 horsepower on tap
- 20-inch shaft for most transoms
- Remote steering, hands-free operation
- Power trim adjusts running angle
- EFI fuel delivery system
Description
Install the remote-steered, 500cc Mercury 25ELPT to cure sloppy handling on high-transom console boats. The pressurized Electronic Fuel Injection system meters gas perfectly, launching heavy fiberglass runabouts onto plane instantly. Verifying your helm setup confirms this 25hp remote steering outboard motor connects directly to your forward wheel securely.
Fighting heavy bow rise during aggressive holeshots? The factory power trim serves as a mechanical solution. The operator tucks the engine in from the console to push the bow down fast. Mercury builds this 66 kg midsection using impact-deflecting aluminum geometries. This thick-wall casting survives submerged log strikes across years of use when repowering small fiberglass runabouts.
Key Features of Mercury 25ELPT
- Remote Steering Bracketry: Accepts standard mechanical cables directly from your forward helm, integrating flawlessly for precise directional control.
- 20-Inch Long Shaft: Lowers the propeller below turbulent surface water on high transoms, maximizing forward thrust and preventing severe ventilation.
- Hydraulic Power Trim: Adjusts the running angle dynamically via a console switch, optimizing hull attitude during rough water crossings.
- Turn-Key Electric Start: Ignites the 500cc block instantly via your forward ignition switch, providing car-like starting reliability in freezing weather.
- 17-Amp High-Output Alternator: Replenishes electrical drain from navigation lights and marine radios continuously, guaranteeing your starting battery remains fully charged.
- Pressurized EFI System: Meters exact gas ratios into the cylinders, completely eliminating carburetor jet clogging and throttle hesitation.
- Through-Prop Exhaust Hub: Buries engine noise and raw fumes deep underwater, keeping the passenger seating area quiet and comfortable.
- Accessible Inline Fuel Filter: Traps water and debris before it reaches the fuel injectors, preventing sudden engine stalling on the lake.
- Rugged 2.17:1 Gearcase: Multiplies engine torque massively, allowing small runabouts to carry heavier passenger loads without bogging down.
- EPA Compliant Engineering: Burns fuel cleanly without requiring two-stroke oil mixing, keeping your bilge clean and meeting strict lake emissions standards.
Why Choose Mercury 25ELPT
Choosing this specific engine limits installation entirely to 20-inch tall transoms rigged with forward steering wheels and throttle boxes. You cannot bolt this onto a tiller-steered skiff. Correcting helm geometry is a key step when finding a reliable 20 inch shaft outboard replacement.
- Measure the vertical distance from your top transom edge to the keel bottom.
- Install corresponding mechanical control cables sized exactly for your specific boat length.
- Keep local lakes clean by running highly regulated four-stroke engine configurations.
Ideal Application and Vessel Fitment
This 20-inch remote-steered outboard excels on small fiberglass runabouts, high-transom aluminum console boats, and compact side-console pontoon logs. By connecting directly to a forward helm station, it shifts the operator weight forward, drastically improving the vessel running attitude and time-to-plane. The 20-inch shaft guarantees the water pump remains deeply submerged on tall transoms, providing a safe, reliable propulsion solution for recreational boaters needing a remote steer mercury outboard motor to navigate choppy coastal bays and large inland lakes.
Warranty, Support and Maintenance
Authorized recreational operation receives a 3-Year Limited Warranty alongside a 3-Year Corrosion Warranty. Registered commercial applications fall under a strict 1-Year Limited Warranty with zero corrosion coverage applied to the block. Scheduled maintenance requires replacing gearcase lubricants and changing oil filters at manual-specified intervals. Always save all physical service records. Your engine serial number acts as the only way to source exact genuine replacement parts. Mulmotor can assist with product details and order-related questions before purchase.
Mercury 25HP 25ELPT Specs
| Brand | Mercury Marine |
| Full Model Code | 25ELPT FourStroke EFI |
| Engine Type | Inline 3-Cylinder SOHC |
| Displacement | 500 cc |
| Horsepower | 25 HP |
| Full Throttle RPM Range | 5400-5800 RPM |
| Fuel Induction System | Electronic Fuel Injection (EFI) |
| Alternator Output | 17 Amps |
| Gear Ratio | 2.17:1 |
| Shaft Length | L (20 inch) |
| Dry Weight | 66 kg |
| Starting & Steering System | Electric Start / Remote Steering |
| Trim/Tilt Method | Power Trim and Tilt |
| Features | Integrated Digital Engine Monitoring, High-Torque 3-Cylinder |
| Application | Fiberglass Runabouts, Console Skiffs, Pontoons |














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