what is the ratio for 3 gal tank

It calls for 1 ounce per 5/6 gallon. So I would say a half an ounce for three gallons

Can I use this in my 2001 4 stroke Yamaha 115 outboard?

I used in my 2006 Honda 4 stroke and did wonders.

Quicksilver Quickleen Engine And Fuel System Cleaner

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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€ 30.36

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In stock

Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⛽ Clean fuel, smooth ride — don’t let your engine miss out!

EASY ECONOMICAL - Just 1 ounce treats 5 gallons of fuel, making it a cost-effective solution for maintaining peak engine health.
DEEP CARBON CLEANSE - Targets and dissolves stubborn carbon buildup on injectors, valves, spark plugs, and piston crowns for smoother engine operation.
FUEL EFFICIENCY BOOSTER - Optimizes performance with every fill-up, compatible with all gasoline grades including ethanol blends.
UNIVERSAL COMPATIBILITY - Safe for all 2- and 4-cycle carbureted and fuel-injected engines, including cars, motorcycles, marine engines, and lawn equipment.
ENGINE PROTECTION SHIELD - Prevents knocking and piston seize-up, extending engine life and reducing costly repairs.

Quickleen Engine and Fuel System Cleaner is a powerful additive designed to remove carbon deposits and prevent engine knocking across all gasoline engines. Suitable for a wide range of vehicles and equipment, it enhances fuel efficiency and engine longevity with just 1 ounce per 5 gallons of fuel.

Specifications

ASIN	B005S4HQXC
Best Sellers Rank	#18,223 in Automotive ( See Top 100 in Automotive ) #38 in Fuel System Cleaners #40 in Fuel Additives
Brand Name	Quicksilver
Color	Unspecified
Customer Reviews	4.8 4.8 out of 5 stars (930)
Date First Available	October 3, 2011
Fishing Technique	Spinning, Casting
Included Components	End Product & Information
Item Dimensions LxWxH	10.87 x 8.25 x 8.5 inches
Item Package Dimensions L x W x H	8 x 2.6 x 2.6 inches
Item Weight	0.01 Ounces
Manufacturer	Quicksilver
Material	Various Materials
Model Name	Quickleen Engine and Fuel System Cleaner - 12 Ounce
Number of Items	1
Package Weight	0.36 Kilograms
Part Number	8M0047921
Size	12 OZ
Style	Quickleen
Suggested Users	Boat Engine Parts and Accessories

Reviews

C**N

18.03.2026

P**L

9.11.2025

Z**N

9.10.2024

T**�

6.11.2025

F**N

23.11.2020

R**B

19.09.2025

F**X

9.09.2025

A**S

27.07.2025

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€ 30.36

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In stock

Sold byAmazon SlovakiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Slovakia.

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