---
product_id: 336832288
title: "Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon"
brand: "quicksilver"
price: "₨49292"
currency: LKR
in_stock: true
reviews_count: 5
category: "Quicksilver"
url: https://www.desertcart.lk/products/336832288-quicksilver-25w-40-synthetic-blend-marine-engine-oil-1-gallon
store_origin: LK
region: Sri Lanka
---

# Marine Engine Ready Synthetic Blend Power Ultimate Protection Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon

**Brand:** quicksilver
**Price:** ₨49292
**Availability:** ✅ In Stock

## Summary

> 🌊 Sail Smoothly with Quicksilver's Power!

## Quick Answers

- **What is this?** Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon by quicksilver
- **How much does it cost?** ₨49292 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/336832288-quicksilver-25w-40-synthetic-blend-marine-engine-oil-1-gallon)

## Best For

- quicksilver enthusiasts

## Why This Product

- Trusted quicksilver brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Convenient 1 Gallon Size:** Perfect for easy handling and storage on your boat.
- • **Peak Performance Assurance:** Experience industry-leading strength and viscosity retention.
- • **FC-W Catalyst Compatibility:** Seamlessly integrates with your high-performance outboard.
- • **Unmatched Corrosion Resistance:** Keep your engine pristine with advanced protection.
- • **Designed for Four-Stroke Engines:** Optimized for the demands of modern marine engines.

## Overview

Quicksilver 25W-40 Synthetic Blend Marine Engine Oil is expertly formulated for four-stroke marine engines, providing superior corrosion resistance and wear protection. With its industry-leading viscosity retention, this oil ensures peak performance and reliability, making it the ideal choice for high-rpm outboard motors. Packaged in a convenient 1-gallon bottle, it's designed for easy use and storage, ensuring your engine runs smoothly on every adventure.

## Description

Clean oil is essential in reducing friction and preventing damage to internal components, providing many years of engine life. Engineered for sterndrive and outboard applications, this 4-stroke synthetic blend 25W-40 marine engine oil has been extensively tested to ensure impressive protection against corrosion and wear. Exceeds all marine industry 4-stroke oil requirements including FC-W and FC-W Catalyst Compatible. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine Original Equipment replacement engine parts, oils, and accessories, but also works to serve all Original Equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.

Review: L'huile très bon
Review: OEM stuff at a great price! Keeps my MerCruiser happy.

## Features

- Designed for use in four-stroke marine engines
- Synthetic blend formulated to provide ultimate corrosion resistance and wear protection in high-rpm four-stroke outboard motors
- Offers industry-leading strength and viscosity retention to maintain peak engine performance and reliability
- FC-W Catalyst Compatible
- 25W-40 viscosity
- 1 gallon bottle
- Manufacturer part number 8M0078623

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00FM9AVKI |
| Best Sellers Rank | #108,953 in Automotive ( See Top 100 in Automotive ) #956 in Automotive Oils |
| Brand | Quicksilver |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,594) |
| Date First Available | 24 October 2013 |
| Item Weight | 3.18 Kilograms |
| Item model number | 8M0078623 |
| Manufacturer | Quicksilver |
| Manufacturer Part Number | 8M0078623 |
| Model | 25W-40 Synthetic Marine Engine Oil - 1 Gallon |
| Product Dimensions | 19.05 x 12.95 x 29.97 cm; 3.18 kg |
| Viscosity | 25W-40 sae_grade |

## Product Details

- **Brand:** Quicksilver
- **Liquid volume:** 3.79 Liters
- **Package information:** Bottle
- **Vehicle service type:** Boat
- **Viscosity:** 25W-40 sae_grade

## Images

![Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon - Image 1](https://m.media-amazon.com/images/I/61KFdPGIarL.jpg)
![Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon - Image 2](https://m.media-amazon.com/images/I/71patWZbEVL.jpg)
![Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon - Image 3](https://m.media-amazon.com/images/I/81RjEuG1oQL.jpg)
![Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon - Image 4](https://m.media-amazon.com/images/I/61M24RgnazL.jpg)
![Quicksilver 25W-40 Synthetic Blend Marine Engine Oil - 1 Gallon - Image 5](https://m.media-amazon.com/images/I/819GXKJpleL.jpg)

## Available Options

This product comes in different **Pattern, Style** options.

## Questions & Answers

**Q: is this oil full synthetic**
A: 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.

**Q: What's the difference between mercury oil**
A: It is the same as Mercury oil.  Quicksilver is the Mercury lubricant brand and has been for years.

**Q: Is this for 01 bayliner Ccapri 4 cilinder**
A: If it has mercruiser motor.

**Q: How do I know if motor is 2 or 4 stroke? Basic Mercury 125 pontoon motor**
A: Look on the engine and your book if you got one.  It will tell you if 2 or 4 stroke

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by B***I on 17 January 2026*

L'huile très bon

### ⭐⭐⭐⭐⭐ Review
*by A***S on 23 December 2025*

OEM stuff at a great price! Keeps my MerCruiser happy.

### ⭐⭐⭐⭐⭐ Review
*by J***N on 3 October 2025*

Fast delivery works as it is supposed to.

## Frequently Bought Together

- Quicksilver by Mercury Marine 25W-40 Marine Engine Oil
- Quicksilver 866340Q03 Oil Filter for MerCruiser Sterndrive and Inboard Engines
- Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser Sterndrives, 32 oz

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**Shop now:** [https://www.desertcart.lk/products/336832288-quicksilver-25w-40-synthetic-blend-marine-engine-oil-1-gallon](https://www.desertcart.lk/products/336832288-quicksilver-25w-40-synthetic-blend-marine-engine-oil-1-gallon)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-25*