is this oil full synthetic

This product is a mineral based oil. “ The NEW mineral 4-Stroke oil is also now approved for use in all outboard engines; previously only our syntetic blend could make this claim” Quicksilver makes a synthetic and it states synthetic on its lable.

What's the difference between mercury oil

It is the same as Mercury oil. Quicksilver is the Mercury lubricant brand and has been for years.

How do I know if motor is 2 or 4 stroke? Basic Mercury 125 pontoon motor

Look on the engine and your book if you got one. It will tell you if 2 or 4 stroke

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Quicksilver by Mercury Marine 25W-40 Marine Engine Oil, 1 Qt.

Quicksilver by Mercury Marine 25W-40 Marine Engine Oil, 1 Qt.

Product ID: 347210182

Details

Brand
Quicksilver
Liquid volume
1 Quarts
Package information
Bottle
UPC
745061915503
Vehicle service type
Water Scooter

⚙️25W-40 viscosity for optimal engine flow

🛡️Superior corrosion & wear protection

🛥️Specifically engineered for 4-stroke marine engines

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18080 som

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In stock

Sold byAmazon KyrgyzstanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛥️ Keep your marine engine running smoother, longer — don’t let the waves leave you behind!

HIGH RPM OPTIMIZATION - Viscosity modifiers tuned for smooth power delivery at high RPMs
TRUSTED INDUSTRY LEADER - Backed by 65+ years of Quicksilver marine expertise and rigorous testing
ENGINE LONGEVITY BOOSTER - Advanced corrosion resistance extends engine life in harsh marine environments
PRECISION MARINE PERFORMANCE - Formulated to meet Mercury Marine OEM specs for peak reliability
UNIVERSAL MARINE COMPATIBILITY - Ideal for sterndrive and outboard 4-stroke engines, exceeding FC-W standards

Quicksilver 25W-40 Marine Engine Oil is a premium, OEM-spec 4-stroke oil designed to deliver superior corrosion resistance and wear protection for sterndrive and outboard marine engines. Engineered with advanced viscosity modifiers, it optimizes high-RPM performance while ensuring long-lasting engine reliability. Trusted by professionals and backed by over 65 years of marine industry leadership, this oil meets and exceeds all marine 4-stroke oil standards including FC-W compatibility.

Specifications

ASIN	B00GLL13OY
Automotive Fit Type	Universal Fit
Best Sellers Rank	#87,291 in Automotive ( See Top 100 in Automotive ) #848 in Automotive Oils
Brand Name	Quicksilver
Compatible with Vehicle Type	Water Scooter
Container Type	Bottle
Customer Reviews	4.8 4.8 out of 5 stars (2,378)
Global Trade Identification Number	00745061915503
Included Components	7650 fishing-equipment
Item Type Name	Mercury MERC8M0078619 4 Stroke
Item Weight	12 Ounces
Liquid Volume	1 Quarts
Manufacturer	Quicksilver
Manufacturer Part Number	8M0078619
Model Number	MERC8M0078619
Size	1-Quart
UPC	745061915503
Unit Count	32 Grams

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