Top 8 Best 25w-40 Marine Engine Oil

of July 2024
1
Best ChoiceBest Choice
Quicksilver 25W-40 Marine Engine Oil - 1 Gallon
Quicksilver
Quicksilver

10
Exceptional
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2
Best ValueBest Value
Ultra1Plus SAE 25W-40 Premium 4-Stroke Synthetic Blend Marine Engine Oil | 1 Gallon (4 QTS)
ULTRA 1PLUS
ULTRA 1PLUS

9.9
Exceptional
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3
MERCURY Genuine 1 Gallon 4-Cycle Oil, 25W40-8M0078628
Mercury Marine/Mercruiser
Mercury Marine/Mercruiser

9.8
Exceptional
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4
Ultra1Plus SAE 25W-40 Synthetic Blend 4T Engine Oil FC-W | Gallon
ULTRA 1PLUS
ULTRA 1PLUS

9.7
Exceptional
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5
Mercury Marine 92-8M0078627 4-Stroke (25W-40) Engine Oil Quart (CASE OF 6)
Mercury Marine
Mercury Marine

9.6
Exceptional
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6
Mercury Marine 92-8M0078629 Synthetic Blend 4-Stroke (25W-40) Engine Oil Quart (CASE OF 6)
Mercury Marine
Mercury Marine

9.5
Excellent
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7
Liqui Moly 20548 Marine 4T Motor Oil 25W-40, 4 Liter
Liqui Moly
Liqui Moly

9.4
Excellent
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8
SAE 25W-40 Stern Drive Inboard Marine Oil FC-W/3x1/5 Quart
Lucas Oil
Lucas Oil

9.3
Excellent
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9
OEM Mercury 4-Stroke FC-W SAE 25W-40 Synthetic Blend Engine Oil Case of 6 Quarts 92-8M0078629
MERCURY
MERCURY

9.2
Excellent
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10
Mercury 4 Stroke Synthetic Blend 25W-40 Engine Oil 92-8M0078630 Case 3 Gallons
Mercury Marine
Mercury Marine

9.1
Excellent
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About 25w-40 Marine Engine Oil

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Quicksilver 25W-40 Marine Engine Oil - 1 Gallon

Designed for use in four-stroke marine engines. Formulated to provide superior corrosion resistance and wear protection to maintain peak engine performance and reliability. Special viscosity modifiers help to optimize the performance of high-rpm four-stroke outboard motors. FC-W Catalyst Compatible. 25W-40 viscosity. 1 gallon bottle. Manufacturer part number 8M0078620.

Ultra1Plus SAE 25W-40 Premium 4-Stroke Synthetic Blend Marine Engine Oil | 1 Gallon (4 QTS)

Formulated to protect against corrosion and excessive wear.. Suitable for use in applications which require API SM.. Specially designed to provide excellent protection for outboard marine engines including outstanding wear protection, engine cleanliness, and anti-corrosion.. Develop to be used with all 4-stroke marine engines.. Offers outstanding strength and viscosity retention..

MERCURY Genuine 1 Gallon 4-Cycle Oil, 25W40-8M0078628

Genuine OEM Factory Original Equipment PN 92-8M0078628. For use in all 4Stroke Marine Engines. Exceeds all Marine industry 4Stroke oil requirements including FCW and FCW Catalyst Compatible. Flagship Engine and Corrosion Protection. 25W40 recommended in all Marine Engines.

Ultra1Plus SAE 25W-40 Synthetic Blend 4T Engine Oil FC-W | Gallon

Protects against the effects of fuel dilution.. Protects against wear and friction.. Protects under a wide range of temperatures.. Excellent Anti-Rust Performance.. NMMA FC-W Catalyst Compatible..

Mercury Marine 92-8M0078627 4-Stroke (25W-40) Engine Oil Quart (CASE OF 6)

Mercury Marine 92-8M0078629 Synthetic Blend 4-Stroke (25W-40) Engine Oil Quart (CASE OF 6)

Liqui Moly 20548 Marine 4T Motor Oil 25W-40, 4 Liter

Rapid oil penetration. Outstanding corrosion protection. Optimum stability to aging. Excellent wear resistance. Tested for turbocharges and catalytic converters. Can be used in gasoline and diesel engines.

SAE 25W-40 Stern Drive Inboard Marine Oil FC-W/3x1/5 Quart

Boats Lubricants. Boats Lubricants. Boats Lubricants. Boats Lubricants. Boats Lubricants.

OEM Mercury 4-Stroke FC-W SAE 25W-40 Synthetic Blend Engine Oil Case of 6 Quarts 92-8M0078629

SKU 92-8M0078629x6. Sold Each. Please verify your own fitment.

Mercury 4 Stroke Synthetic Blend 25W-40 Engine Oil 92-8M0078630 Case 3 Gallons