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

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

€ 178.80

Duties & taxes included

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛥️ Keep your engine cruising at peak power — don’t let your boat miss out!

READY FOR THE WAVES - 1-gallon bottle designed for easy handling and long-lasting use, so you’re always prepared for your next adventure.
OEM GRADE RELIABILITY - Meets Mercury Marine original equipment specs, guaranteeing perfect compatibility and peak engine protection.
TRUSTED BY PROFESSIONALS - Rated 4.8 stars by over 2,700 users, this oil is the go-to choice for serious boaters who demand excellence.
ULTIMATE ENGINE LONGEVITY - Advanced corrosion resistance and wear protection keep your marine engine performing like new season after season.
PRECISION MARINE PERFORMANCE - Tailored 25W-40 viscosity ensures your outboard motor runs smoothly at high RPMs, maximizing power and efficiency.

Quicksilver 25W-40 Marine Engine Oil is a premium, 1-gallon motor oil formulated specifically for 4-stroke marine engines. It meets Mercury Marine OEM standards, offering superior corrosion resistance and wear protection to maintain high RPM performance and engine longevity. Trusted by thousands of boat owners, it ensures reliable, smooth operation on every voyage.

Specifications

ASIN	B00N6DF8SW
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#1,411 in Automotive ( See Top 100 in Automotive ) #28 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 (2,768)
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
Number of Packs	1
Size	1-Gallon
UPC	745061915787 745061915527
Unit Count	128 Fluid Ounces
Viscosity Level	Medium to High

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

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.

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€ 178.80

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered 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 Croatia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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