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

Quicksilver by Mercury Marine 25W-40 Marine Engine Oil

Product ID: 18858215

Details

Brand
Quicksilver
Liquid Volume
128 Fluid
Package Information
Bottle
UPC
745061915787
Vehicle Service Type
Marine

⚙️25W-40 viscosity for optimal engine flow

🛡️Superior corrosion & wear protection

🛥️Specifically engineered for 4-stroke marine engines

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NZ$145

Duties & taxes included

In stock

Sold byAmazon New ZealandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛥️ Power your marine adventures with oil engineered to outperform and outlast!

HIGH RPM OPTIMIZATION - Viscosity modifiers tuned for smooth performance at high RPMs
TRUSTED INDUSTRY LEADER - Backed by Quicksilver’s 65+ years of marine expertise
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 by Mercury Marine 25W-40 Marine Engine Oil is a premium, 1-gallon 4-stroke oil designed specifically for marine engines. It meets stringent Mercury OEM specifications and marine industry standards, delivering superior corrosion resistance, wear protection, and optimized viscosity for high-RPM outboard motors. Trusted by professionals and backed by over six decades of marine innovation, this oil ensures peak engine performance and longevity in demanding aquatic environments.

Specifications

ASIN	B00N6DF8SW
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#538 in Automotive ( See Top 100 in Automotive ) #19 in Motor Oils
Brand Name	Quicksilver
Compatible with Vehicle Type	Marine Vehicles
Container Type	Bottle
Customer Reviews	4.8 4.8 out of 5 stars (2,720)
Global Trade Identification Number	00745061915527
Included Components	End Product & Information
Item Type Name	25W-40 Oil
Item Weight	7 Pounds
Liquid Volume	128 Fluid Ounces
Manufacturer	Quicksilver
Manufacturer Part Number	8M0078620
Model Number	8M0078620
Size	1-Gallon
UPC	745061915787 745061915527
Unit Count	128.0 Fluid Ounces
Viscosity Level	Medium to High

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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Customer service was outstanding when I had questions about the product.

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