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Mercury Marine Quickleen Engine and Fuel System Cleaner, 12 Ounces 92-8M0047931

4.7 4.7 out of 5 stars 712 ratings

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  • Quickly and thoroughly remove carbon deposits from carburetors and injectors, intake valves, spark plugs, piston crowns, and cylinder heads
  • Prevent engine knocking and piston seize-up
  • Extend spark plug life
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Product Description

Engine and fuel system cleaner 12 fl oz bottle Treats 60 gallons of fuel Quickly and thoroughly remove carbon deposits from carburetors and injectors, intake valves, spark plugs, piston crowns and cylinder heads Prevent engine knocking and piston seize-up Extend spark plug life Does not contain fuel stabilizers Use with Quickare to prevent fuel breakdown

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Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here.
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Mercury Marine Quickleen Engine and Fuel System Cleaner, 12 Ounces 92-8M0047931


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Customer reviews

4.7 out of 5 stars
4.7 out of 5
712 global ratings

Customers say

Customers like the quality and value of the spark plug. For example, they mention it works well, improves starting, and eliminates backfire. That said, they say it's a good value and cheaper to maintain your outboard motor than it is to pay a marina $85 an hour for repairs.

AI-generated from the text of customer reviews

44 customers mention44 positive0 negative

Customers are satisfied with the quality of the spark plug. They mention that it works well, improves starting, and eliminates backfire. Some say that it's good for older pontoon boats and non-Mercury motors. Overall, most are happy with their purchase and recommend it to others.

"...Not Mercury. However, this product works fine for non-Mercury motors. No issues at all." Read more

"...Today's cheap gas and poor filtration on engines. This improved my starting and eliminated backfire on motorcycle, pushmower, etc as well as easier..." Read more

"Great product, too pricey" Read more

"Good product for our older pontoon boat." Read more

4 customers mention4 positive0 negative

Customers appreciate the value of the spark plug. They say it's a good value and it'll be cheaper to maintain your outboard motor than to pay a marina $85 an hour for repairs.

"Nice value" Read more

"this is another uality product from mercury. it is cheaper to maintain your outboard motor than it is to pay a marina $85 an hour for repairs." Read more

"I received the quickleen as advertised. Seems to be a good value and I will buy it again when needed." Read more

"as expected good price" Read more

3 customers mention3 positive0 negative

Customers are satisfied with the cleanliness of the spark plug. They mention that it cleans the engine out and there are no more dirty spark plugs.

"...Helps keep the system clean." Read more

"cleaned the engine out, no more dirty spark plugs!" Read more

"Super cleaner !..." Read more

Top reviews from the United States

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Reviewed in the United States on June 27, 2023
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