Starter fits Mercury Mariner 185 225 250 HP Engines 50-818445, 50-818445-3

Use the specifications and images on this page together with your vehicle details. Match part number 5737N_NTG-1 to your existing component or OEM interchange.

Explore similar Parts and Accessories to find the right fit for your car, truck, SUV, or powersports vehicle. See more Nth Gear products we carry.

Starter fits Mercury Mariner 185 225 250 HP Engines 50-818445, 50-818445-3 from Nth Gear is intended for normal automotive service and maintenance—such as brake pad and rotor service, oil and filter changes, or other listed applications—depending on how this SKU is categorized. Follow your owner’s manual and any torque or fluid specs printed on the packaging.

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This listing is an aftermarket replacement manufactured or branded by Nth Gear, engineered to meet or exceed typical OEM performance for the applications described. It is not necessarily a dealer-original part unless the description states otherwise.

Compare alternatives in Parts and Accessories if you need a different formulation, kit, or price point.

You receive the Starter fits Mercury Mariner 185 225 250 HP Engines 50-818445, 50-818445-3 (SKU / part number 5737N_NTG-1) as shown in the photos and bullet points. Kits may include filters, gaskets, hardware, or fluids; single components include only that item. Open the Specifications and Includes areas on this page to confirm quantity and contents.

Installation steps depend on the part type (for example, brake pads versus an oil change kit). Work on a cool vehicle, use proper jack stands and tools, torque fasteners to spec, and bed brakes or prime filters per the manufacturer’s instructions. If you are not experienced with suspension or brake work, use a licensed technician.

Find related service items in Parts and Accessories. You may also consider Starter Fits Mariner & Mercury 115-225 HP Engines 50-853329T 50-893892T 853329T or Starter 5726N For Mariner / Mercury 30 40 50 60 HP Marine Engines 50-822462.

New, uninstalled items are generally eligible for return within the time window posted in our store policies, provided they are in resalable condition. Reference your order and SKU 5737N_NTG-1 when contacting support. Defective or incorrect shipments should be reported promptly with photos when possible.

Need a different fitment? Browse Parts and Accessories for other compatible options.

Many in-stock orders ship the same business day when placed before the warehouse cutoff. Transit usually takes about 2–5 business days in the contiguous U.S., depending on carrier and destination. Availability is shown near the add-to-cart button on this page.

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Cross-check year, make, model, engine, and trim with the fitment data on this page, your old part number, and SKU 5737N_NTG-1. When in doubt, verify with a dealer parts catalog or qualified mechanic before opening packaging.

Similar listings: Starter Fits Mariner & Mercury 115-225 HP Engines 50-853329T 50-893892T 853329T and Starter 5726N For Mariner / Mercury 30 40 50 60 HP Marine Engines 50-822462. Explore the full Parts and Accessories category for oil change kits, brake parts, filters, and more.