The Mercury 25hp EFI (25ELHPT) is the ultimate mid-range outboard for boaters who demand effortless operation and high-torque performance. Featuring a sophisticated Electronic Fuel Injection (EFI) system and Electric Start, this 500cc 3-cylinder engine ensures turn-key reliability in all weather conditions. With its 20-inch long shaft and integrated Power Trim & Tilt, the 25ELHPT provides precision control for pontoon boats, large aluminum fishing boats, and utility skiffs.
Technical Specifications
| Model Number / MPN |
25ELHPT |
| Horsepower |
25 HP (18.6 kW) |
| Shaft Length |
20 Inches (Long Shaft) |
| Engine Type |
Inline 3-Cylinder / 4-Stroke SOHC |
| Displacement |
500 cc (30.5 cubic inches) |
| Starting System |
Electric Start (with Manual Backup) |
| Trim & Tilt System |
Power Trim and Power Tilt |
| Dry Weight |
Approx. 145 lbs (66 kg) |
Premium Features for Peak Performance
- Electronic Fuel Injection (EFI): Delivers crisp throttle response, stable idling, and instant starts without the hassle of a carburetor.
- Power Trim & Tilt: Allows you to adjust engine position on the fly for better hole shots, improved top-end speed, and safer shallow-water operation.
- Smooth 3-Cylinder Powerhead: The balanced 3-cylinder design significantly reduces vibration and noise compared to 2-cylinder engines.
- High-Output 17A Alternator: Ensures your starting battery stays charged while powering onboard electronics, fishfinders, and lights.
- Advanced Tiller Control: Ergonomic tiller handle integrates shifting, throttle friction, and trim controls for seamless one-handed operation.
The Benchmark for Versatile Boating
The Mercury 25ELHPT is built for boaters who refuse to compromise on comfort and technology. Its high-displacement 500cc powerhead provides the low-end torque needed to move larger hulls efficiently while maintaining the fuel economy Mercury is famous for. Protected by our 4-Front Corrosion Protection and featuring maintenance-free valve trains, this 25hp EFI is designed to spend less time in the shop and more time on the water, providing professional-grade reliability for every trip.
Frequently Asked Questions
1. Can I still start the motor if my battery is dead?
Yes. Even with the Electric Start feature, the 25ELHPT includes a manual recoil starter as a backup, and the EFI system can operate battery-free for emergency starts.
2. Does this model support Mercury SmartCraft?
Yes. This 25hp EFI model is SmartCraft® compatible, allowing you to connect to digital gauges for real-time engine data monitoring.
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