Description
Mercury Precision 8M0058691 Quickleen Fuel System Cleaner 32 oz
Mercury Precision 8M0058691 Quickleen Engine and Fuel System Cleaner is a 32 oz gasoline fuel additive designed for seasonal use in marine, automotive, lawn, and powersports engines. Formulated to quickly remove carbon deposits from internal engine components, Quickleen helps clean carburetors, injectors, intake valves, spark plugs, piston crowns, and cylinder heads while helping prevent engine knocking and piston seize-up.
Key Features
- Mercury Precision Quickleen engine and fuel system cleaner
- Part number: 8M0058691
- 32 oz bottle for gasoline engine fuel system cleaning
- Removes carbon deposits from carburetors, injectors, intake valves, spark plugs, piston crowns, and cylinder heads
- Helps prevent engine knocking and piston seize-up
- Can help extend spark plug life
- Designed for occasional use throughout the season
- 1 oz treats 5 gallons of gasoline
- Produced by Mercury Marine to OEM specifications
- Safe for catalyzed engines
- Does not contain fuel stabilizers
Product Details
- Brand: Mercury Precision
- Product Name: Quickleen Engine and Fuel System Cleaner
- Part Number: 8M0058691
- Size: 32 oz
- Product Type: Engine and fuel system cleaner
- Use: Seasonal gasoline engine fuel system cleaning
- Treat Rate: 1 oz treats 5 gallons of gasoline
- Engine Compatibility: 2-stroke and 4-stroke carbureted or fuel-injected gasoline engines
- UPC: 745061886957
- Country of Origin: US
- Prop 65: Cancer warning applies
- Packaged Dimensions: 10.25 in. L x 7.25 in. W x 8.5 in. H
- Packaged Weight: 1.984 lbs.
Why You Should Buy
- Helps address fuel-related performance issues by cleaning carbon buildup from key engine components.
- Supports cleaner operation in carbureted and fuel-injected gasoline engines.
- Designed for use throughout the season as part of a regular fuel care routine.
- Helps reduce conditions that can contribute to engine knocking and piston seize-up.
- Mercury engine care products are developed with decades of marine engineering, testing, and manufacturing experience.
Common Applications
- Marine gasoline engines
- 2-stroke and 4-stroke gasoline engines
- Carbureted and fuel-injected fuel systems
- Cars, trucks, motorcycles, ATVs, and snowmobiles
- Lawn mowers, chainsaws, string trimmers, and snow blowers
- Seasonal engine and fuel system cleaning
FAQ
- What is the part number? The part number is 8M0058691.
- How much fuel does it treat? Use 1 oz of Quickleen to treat 5 gallons of gasoline.
- What does Quickleen clean? It removes carbon deposits from carburetors, injectors, intake valves, spark plugs, piston crowns, and cylinder heads.
- Can it be used in 2-stroke and 4-stroke engines? Yes, it is safe for use in 2-stroke and 4-stroke carbureted or fuel-injected gasoline engines.
- Is it safe for catalyzed engines? Yes, Quickleen is safe for catalyzed engines.
- Does this product stabilize fuel? No, Quickleen does not contain fuel stabilizers.
- When should it be used? It is designed for occasional use throughout the season as part of a fuel care routine.




