Tohatsu 25HP MFS25DETL 4-Stroke Outboard – 20″ Shaft, Remote, Electric Start/Power Tilt
The Tohatsu MFS25DETL is a 25HP 0.5L inline-three four-stroke outboard motor featuring a 20-inch shaft, power tilt, and remote mechanical steering.
- Engine type: Four-stroke I3 500cc displacement block.
- Fuel system: EFI ensures reliable turn-key engine starts.
- Shaft length: 20 inch long shaft size.
- Features: Power Trim and Tilt for convenience.
- Control: Remote mechanical cable control system.
Description
Tohatsu MFS25DETL 25HP Outboard Motor
In order to resolve the complexities of fuel-efficient combustion propulsion on standard utility hulls, the Tohatsu 25 MFS25DETL utilizes a 3-cylinder SOHC architecture with a 526cc displacement. This engineering configuration features a battery-less Electronic Fuel Injection system and a 2.17 to 1 gear ratio to maximize rotational efficiency on aluminum vessels. By optimizing the torque curve through this specialized gearset, the motor achieves superior hydrodynamic efficiency when paired with 20-inch transom hulls requiring a remote mechanical interface for helm-based steering and integrated power tilt for effortless navigation.
Maintaining structural integrity ensures the Tohatsu 25 MFS25DETL remains impervious to degradation through YDC-30 alloy construction and high-grade sacrificial anodes for extreme saltwater protection. This offshore propulsion system integrates a 17.5-amp alternator charging system to support onboard electronics while the freshwater flushing port simplifies maintenance during extended service intervals. The 4-stroke platform utilizes advanced thermal management circuits to ensure full regulatory compliance with EPA Tier 3 standards for low-emission transit while delivering the structural stability required for long-term professional or recreational maritime application.
Key Features of Tohatsu 25 MFS25DETL
- Output delivers 25HP of consistent 3-cylinder propulsive torque
- Electronic Fuel Injection ensures 15 percent fuel saving efficiency
- Total weight is 156 lbs for balanced hull mounting
- Transom mount fits 20 inch long shaft applications
- Electric start provides instantaneous ignition through remote control interface
- YDC-30 alloy housing protects internal drive components from salt
- Commercial and private use includes 5 year limited warranty
Tohatsu 25HP MFS25DETL Specs
| Brand | Tohatsu |
| Full Model Code | MFS25DETL (Aqua Marine Blue) |
| Country of Origin | Japan |
| Engine Family/Series | MFS FourStroke (New Gen) |
| Engine Type | Inline 3 / 4-Stroke |
| Displacement | 0.50 Liters (500 cc) |
| Horsepower | 25 HP @ 5500 RPM |
| Full Throttle RPM Range | 5000 - 6000 RPM |
| Fuel Induction System | Battery-Less Electronic Fuel Injection (EFI) |
| Alternator Output | 17 Amps |
| Gear Ratio | 2.17:1 |
| Shaft Length | 20" (Long) |
| Dry Weight | 64 kg (141 lbs) |
| Starting & Steering System | Electric w/ Remote Mechanical Control |
| Trim/Tilt Method | Power Trim & Tilt |
| Standard Warranty | 5-Year Limited |
| Application | Modern, lightweight EFI remote engine for aluminum and fiberglass hulls. |
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