Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 oz

MERCURY

Item #: 75271832

Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 oz

Item #: 75271832

BHD 21

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What Stands Out

Efficient Cleaning

Quickleen effectively removes carbon deposits, varnish, and gum buildup from the engine and fuel system, ensuring optimal performance and longevity.

Versatile Use

Designed for all 2-cycle and 4-cycle marine engines, Quickleen is suitable for a wide range of applications, making it a go-to cleaner for boat enthusiasts.

Enhanced Performance

Regular use of Quickleen boosts fuel efficiency and engine responsiveness, leading to reduced operational costs and improved boating experience.

Product Details

32 oz bottle of Quickleen Engine & Fuel System Cleaner
Treats up to 160 gallons of fuel
Removes carbon deposits from carburetors, injectors, intake valves, spark plugs, piston crowns, and cylinder heads
Maintains engine performance and efficiency
Suitable for marine engines and fuel systems
Helps prevent fuel system issues

Item Weight

1.5 lbs (680 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Boat Owners
Ideal for boat owners looking to maintain engine performance and keep fuel systems clean and efficient.
Frequent Users
Recommended for users who regularly operate their boats and need to ensure optimal engine function.
Older Engines
Suitable for users with older outboard engines requiring cleaning for improved performance and longevity.

Infrequent Users
Not ideal for those who rarely use their boats, as regular maintenance may not be necessary.
Non-Marine Engines
Not suitable for cleaning engines outside marine applications, such as cars or motorcycles.
Budget Shoppers
May not be the best choice for those looking for a low-cost alternative to engine cleaning solutions.

Product Description

Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 oz

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Product Buying Guide

Keep your marine engine running smoothly and efficiently with the MERCURY Marine Quickleen Engine & Fuel System Cleaner. This powerful solution is designed to remove carbon deposits from various engine components, ensuring optimal performance and longevity. Whether you have a small boat or a larger marine vessel, this cleaner is an essential maintenance product to consider for your marine engine. Continue Reading

Customer Questions & Answers

Question: What is MERCURY Marine Quickleen Engine & Fuel System Cleaner used for?

Answer: MERCURY Marine Quickleen is designed to clean and maintain your engine's fuel system. It effectively removes carbon deposits, varnish, and other residues that can accumulate over time, ensuring optimal engine performance. Regular use helps enhance fuel efficiency and prevents potential engine issues, making it ideal for both casual boaters and serious marine enthusiasts.
Question: How often should I use MERCURY Marine Quickleen?

Answer: It is recommended to use MERCURY Marine Quickleen every time you fill up your fuel tank. This proactive approach ensures that fuel systems remain clean and free from harmful deposits. Regular application can prevent the buildup of contaminants, keeping your engine running smoothly and efficiently, especially if you frequently use your boat in varying water conditions.
Question: Can I use MERCURY Marine Quickleen on all types of engines?

Answer: Yes, MERCURY Marine Quickleen is suitable for use in outboard, inboard, and stern drive engines. It's formulated to be safe for both gasoline and diesel engines, making it versatile across different marine applications. This allows boat owners to rely on one product for comprehensive cleaning across multiple types of engines.
Question: Is MERCURY Marine Quickleen safe for my engine?

Answer: MERCURY Marine Quickleen is specifically formulated for marine engines, ensuring it is both effective and safe for use. It contains components that prevent corrosion and protect engine components. Using a product designed for your engine type is critical in maintaining longevity and reliability, thereby enhancing overall performance.
Question: What are the benefits of using Quickleen regularly?

Answer: Using Quickleen regularly helps maintain engine cleanliness, promotes optimal combustion, and improves fuel efficiency. It helps eliminate build-up that can lead to costly repairs over time. By ensuring cleaner fuel flow, the engine operates more effectively, providing a smoother ride and increased reliability during your water excursions.
Question: How do I apply MERCURY Marine Quickleen?

Answer: To apply MERCURY Marine Quickleen, mix the recommended amount into your fuel tank during refueling. This allows the cleaner to circulate through the fuel system and engine. For best results, follow the manufacturer's guidelines detailed on the label, ensuring you are applying the correct dosage for your engine size and type.
Question: Does Quickleen work in both two-stroke and four-stroke engines?

Answer: Yes, MERCURY Marine Quickleen is effective for both two-stroke and four-stroke engines. It helps clean fuel injectors and carburetors, improving overall engine function in either type. This versatility ensures that both casual boaters and professionals can benefit from a single product tailored to their engine requirements.
Question: Can I use MERCURY Marine Quickleen in my personal watercraft?

Answer: Absolutely! MERCURY Marine Quickleen is safe and effective for personal watercraft as well. It helps keep the fuel system clean and prevents engine issues, which is essential for maintaining high performance in fast-moving water sports applications. This makes it a must-have for personal watercraft owners looking to enhance their riding experience.
Question: What are the active ingredients in Quickleen?

Answer: MERCURY Marine Quickleen contains a unique blend of detergents and detergents that dissolve carbon deposits and varnish. These ingredients work in synergy to promote cleaner fuel combustion. By using advanced chemical formulations, Quickleen not only cleans but also keeps the fuel system in peak condition, which is essential for any marine performance.
Question: Where can I buy MERCURY Marine Quickleen Engine & Fuel System Cleaner 1 Quart 92-8M0058691?

Answer: You can purchase MERCURY Marine Quickleen Engine & Fuel System Cleaner 1 Quart 92-8M0058691 on Ubuy. Ubuy offers a wide selection of marine products, providing a convenient shopping experience. Simply search for the product on their platform to find all available options and details for your specific needs.

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Mohammad

Verified buyer

“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied, thank you”

13 June 2026 · via Trustpilot

Maryam

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“The order arrived fast and in perfect condition”

2 June 2026 · via Trustpilot

Mohd

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“Firstly the team who are very positive in response to any correction if something wrong. Secondly the quality and selection is exactly on what I ordered and which is perfect. Finally the time of delivery is very sufficient which made me comfortable. Overall is excellent.”

26 Feb 2026 · via Trustpilot

Khaled

Verified buyer

“Good quality of product, delivered in 2 weeks. I thought it would take more time.”

21 Feb 2026 · via Trustpilot

trusttaker

Verified buyer

“Everything was fine. You can order from multiple stores or countries—just be patient with the shipping. Given their business model, this was my first order from them. Thank you, Ubuy.”

20 Feb 2026 · via Trustpilot

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Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BHD 21

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Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 oz