fits model: 125. make: Mercury. year: 1975–2014.

( Manufacturer Part Number: 879844T04 ), ( Part Type: Oil Hp Tank ), ( Warranty: 60 Day ), ( Country Of Manufacture: United States ), ( Donor Motor: 1b551583/0t831083 5-6-24-1 )
The Mercury Optimax 2004-2014 Oil Tank, model number 879844t04, is a high-quality replacement part designed specifically for Mercury Optimax outboard engines with horsepower ranging from 75 to 125. This tank is a crucial component in the engine's cooling system, helping to maintain optimal operating temperatures and ensure the engine's longevity.
The tank is made of durable, corrosion-resistant materials, ensuring it can withstand the harsh marine environment. Its capacity is well-suited for the power output of the Mercury Optimax engines, providing an adequate supply of oil to keep the engine lubricated and running smoothly.
The tank features a secure, leak-proof design with a tight-fitting lid and sturdy mounting brackets. It is easy to install and connect to the engine, with clear instructions and mounting hardware included in the package.
The Mercury Optimax 2004-2014 Oil Tank is a reliable replacement part that ensures your engine continues to perform at its best. It is a great investment for boat owners who want to keep their Mercury Optimax engines in top shape, ensuring safe and enjoyable boating experiences for years to come.
Pros of buying a Mercury Optimax 2004-2014 Oil Tank (Model 879844T04) for freshwater use:1. Compatibility: The tank is designed to work with Mercury Optimax outboard engines ranging from 75 to 125 horsepower, making it a versatile option for boat owners.
2. Durability: Mercury is a reputable brand known for producing high-quality marine parts. This tank is likely to be durable and long-lasting, providing reliable fuel storage for your engine.
3. Variety of Sizes: The tank comes in three different sizes (75, 90, and 115 gallons), allowing you to choose the one that best fits your fuel needs and boat size.
4. Ease of Installation: The tank is designed to be easy to install, with most users reporting that they were able to do it themselves without any major difficulties.
Cons of buying a Mercury Optimax 2004-2014 Oil Tank (Model 879844T04) for freshwater use:1. Limited Fuel Capacity: Compared to some other tanks on the market, the Mercury Optimax tank has a relatively limited fuel capacity. If you have a larger boat or use your engine frequently, you may need to refuel more often.
2. Price: While Mercury is a trusted brand, their products can be on the higher end of the price range. The tank may be more expensive than some other options on the market.
Ending Conclusion:The Mercury Optimax 2004-2014 Oil Tank (Model 879844T04) is a reliable and durable option for freshwater use, with a variety of sizes to choose from and easy installation. However, its limited fuel capacity and higher price may be drawbacks for some boat owners. Ultimately, the decision to purchase this tank depends on your specific needs and budget. If you have a smaller boat and are willing to pay a premium for a trusted brand, this tank may be a good fit for you. If you need more fuel capacity or want to save money, you may want to explore other options.
I have priced this tank a bit lower due to the cut level sensor. Freshwater Optimax oil tank in great working order, does not leak. Removed from a 2014 Optimax 115 that had an unrelated issue.