Top 7 Outboard Motor Oil 4 Stroke – Motor Oils

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1. QuickSilver

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Sterndrive & Inboard Engines – SAE 10W-30 Mineral – 1 Quart, Quicksilver 8M0078616 4-Stroke Marine Engine Oil – for Outboard

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QuickSilver #ad - Offers outstanding strength and viscosity retention. Designed for use with all 4-stroke marine engines. 32 ounce bottle. 10w-30 viscosity. Formulated to protect against corrosion and excessive wear.
BrandQuickSilver #ad
ManufacturerQuicksilver #ad
Height9.3 Inches
Length2.3 Inches
Weight0.16 Pounds
Width4.2 Inches
Part Number8M0078616
Model8M0078616

2. QuickSilver

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Quicksilver 8M0078617 4-Stroke Marine Engine Oil – for Outboard, Sterndrive & Inboard Engines – SAE 10W-30 Mineral – 1 Gallon

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QuickSilver #ad - Designed for use with all 4-stroke marine engines. 10w-30 viscosity. 1 gallon bottle. Offers outstanding strength and viscosity retention. Formulated to protect against corrosion and excessive wear.
BrandQuickSilver #ad
ManufacturerQuicksilver #ad
Weight7 Pounds
Part Number8M0078617
Model8M0078617

3. QuickSilver

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Sterndrive & Inboard Engines – SAE 25W-40 Mineral – 1 Gallon, Quicksilver 8M0078620 4-Stroke Marine Engine Oil – for Outboard

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QuickSilver #ad - 25w-40 viscosity. 1 gallon bottle. Offers outstanding strength and viscosity retention. Designed for use with all 4-stroke marine engines. Formulated to protect against corrosion and excessive wear.
BrandQuickSilver #ad
ManufacturerQuicksilver #ad
Height11.8 Inches
Length7.5 Inches
Weight7 Pounds
Width5.1 Inches
Part Number8M0078620
Model8M0078620

4. QuickSilver

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Quicksilver 8M0078623 4-Stroke Marine Engine Oil – for Outboard, Sterndrive & Inboard Engines – SAE 25W-40 Synthetic – 1 Gallon

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QuickSilver #ad - 1 gallon bottle. Formulated to protect against corrosion and excessive wear. Offers outstanding strength and viscosity retention. Designed for use with all 4-stroke marine engines. 25w-40 viscosity.
BrandQuickSilver #ad
ManufacturerQuicksilver #ad
Height11.8 Inches
Length7.5 Inches
Weight7 Pounds
Width5.1 Inches
Part Number8M0078623
Model8M0078623

5. Mercury Marine

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OEM Mercury 4-Stroke FCW 10W-30 Outboard Motor Oil One Gallon

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Mercury Marine #ad - Outperforms automotive oils in marine applications. Eliminates thermal breakdown under extreme rpm, temperatures and loads. Most recommended OEM marine engine oil. For use in 4-cycle outboard engines. Use of this oil will not void manufacturer's warranty.
BrandMercury Marine #ad
ManufacturerMercury Marine #ad
Height11.8 Inches
Length7.5 Inches
Width5.1 Inches
Part Number8M0078626
Model8

6. STAR BRITE

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Star Brite 10W 40 Pro Super Premium Synthetic Blend 4 Stroke Outboard Oil 1-Gallon

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STAR BRITE #ad - This product exceeds the new NMMA specifications FCW desgined especially for 4 stoke Outboard Motors. Exceeds oem requirements-will not void engine warranty. Additive package optimizes engine cleanliness, prevents sludge build up. Provides maximum protection in severe, high RPM applications. Surpasses api requirements for sj, cf-4 and CH-4. Shear-stable polymer additives plus synthetic base stocks maintain proper viscosity under extremely harsh marine conditions Synthetic/organic blend assures excellent low-temperature properties for quicker starts.
BrandSTAR BRITE #ad
ManufacturerStar brite #ad
Part Number028200
Model028200

7. YAMAHA

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Yamaha Yamalube 4M Outboard FC-W 10W-30 Four Stroke Engine Oil One Quart

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YAMAHA #ad - Genuine OEM Yamaha. 1-quart plastic Easy-Pour Container. Yamalube 10w-30 4m outboard Mineral FC-W Engine Oil.
BrandYAMAHA #ad
ManufacturerYamaha #ad
Height1.6 Inches
Length8.3 Inches
Weight1.9 Pounds
Width2.3 Inches
Part NumberLUB-10W30-FC-12
ModelLUB-10W30-FC-12