Starter Motor Mercury Mariner 225 250 HP 50-818445 2 Stroke Outboard New
Starter Motor Mercury Mariner 225 250 HP 50-818445 2 Stroke Outboard New
SKU:5737N
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Premium Starter Motor for Mercury Mariner
Direct Replacement for 225-250 HP 2-Stroke Outboards (1993-2000)
Ensure reliable starts for your marine adventures with this high-performance aftermarket starter motor, specifically designed for Mercury and Mariner 225-250 HP 2-stroke outboard engines. This essential component is engineered to meet or exceed OEM specifications, providing dependable ignition power even in challenging marine environments.
Crafted from durable, marine-grade materials, our starter motor offers a robust solution for worn or failing original units. It's a perfect fit for a wide range of models manufactured between 1993 and 2000, ensuring a smooth and hassle-free installation process and getting you back on the water quickly.
Key Features
- ✔ High Reliability: Constructed with robust components for long-lasting performance.
- ✔ Exact OEM Match: Designed to meet or exceed original equipment manufacturer specifications for perfect compatibility.
- ✔ Marine-Grade Durability: Built to withstand the corrosive effects of marine environments.
- ✔ Efficient Power Delivery: Provides strong, consistent cranking power for quick engine starts.
- ✔ Easy Installation: Direct bolt-on replacement requires no modifications.
Technical Specs
| Voltage: | 12 Volt |
| Rotation: | Counter-Clockwise (CCW) |
| Teeth on Drive: | 8 Teeth |
| Starter Type: | PMDD (Permanent Magnet Gear Reduction Drive) |
| Gear OD: | 25mm / 0.984in |
| Mounting Ear Holes: | 8.0mm ID Unthreaded |
| Field Housing Length: | 148mm / 5.82" |
Vehicle Fitment Guide
| Make | Model (HP / CI) | Year Range |
|---|---|---|
| Mariner Marine | 225 CXL, CXXL, L, L EFI (3.0L / 185CI) | 1993 - 2000 |
| Mariner Marine | 250 HP EFI (3.0L / 185CI) | 1995 - 2000 |
| Mercury Marine | 225 HP (3.0L / 185CI) | 1994 - 2000 |
| Mercury Marine | 250 HP (3.0L / 185CI) | 1995 - 2000 |
| Mercury Marine | 200 CXL EFI, L Magnum EFI, XL EFI (2.5L / 153CI) | 2000 |
| Mercury Marine | 300 HP Promax Racing | 1998 - 2000 |
OEM Part Number Cross Reference
| Mercury Marine | 50-818445, 50-818445-2, 50-818445-3, 50-818445-5 |
| API Marine | MOT3011 |
| ARCO Marine | 5395 |
| Sierra Marine | 18-5620 |
| United Technologies | 5275640-M030SM, 5275640MO30SM, 5672740-M030SM, 5672740MO30SM, SM52756, SM56727 |
Frequently Asked Questions
What are the common signs of a failing starter motor in a marine engine?
Common signs include a slow cranking engine, clicking noises when attempting to start, grinding sounds, or no response at all when the key is turned. These issues often indicate internal wear or electrical problems with the starter motor.
Is this starter motor a direct replacement for my original Mercury Mariner part?
Yes, this aftermarket starter motor is specifically engineered as a direct replacement for Mercury and Mariner 225-250 HP 2-stroke outboards that use the OEM part numbers listed, including 50-818445. Please cross-reference your existing part number for guaranteed fitment.
What does 'PMDD' mean in the technical specifications?
PMDD stands for Permanent Magnet Gear Reduction Drive. This design uses permanent magnets in the field housing and a gear reduction system to provide higher torque with a smaller, more efficient motor, making it ideal for marine starter applications.
Note: Please verify your bike's model and year before purchasing.
Fast shipping available across the UK and Europe.
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