4.3l Mercruiser Oil Type [Update 2023] ❤️

4.3l Mercruiser Oil Type: The Mercruiser 4.3L was introduced by Mercury Marine in 1991. This engine is a V8 2-stroke engine that is used in trimarans, tenders, inflatables, personal watercraft, and other applications. Everything you need to know about oil capacity and type is provided below.

Did you know there are numerous Mercruiser 4.3L engine options?

This is correct. If your Mercruiser 4.3L engines are fitted, you need also to know what sort of oil to use.

Mercruiser 4.3L engines have become among the most popular on the market.

They are also not surprising. For many years, their engines have weathered the test of time and offered dependable power. Heck, the motor’s 30-plus-year-old engine has been utilized in auto races across the country.

You must understand everything about the strong Mercruiser 4.3L engine, whether you intend to use it for racing or merely to provide reliable power for your fishing boat.

You will learn more about Mercruiser’s engine type, oil type, and oil capacity.

Understanding the 4.3L Mercruiser Engine

Mercruiser 4.3L engines are popular among marine vessels and boats due to their balance between power and fuel economy.

The engine’s V6 configuration, 4.3-liter displacement, and reliable performance make it a good choice for boating. It has enough power to perform water sports, cruise, and other leisure activities.

Mercruiser 4.3L Oil Capacity

4.3L Mercruiser oil is 4.5 US Quart. Here are the serial range details.

Ser. # Range: 0A331455 – 08773242   Ser. # Range: 0F803800 – 0K999999 Oil Capacity: 4-1/2 US qt (4.3 L)

Ser. # Range: 08773243 – 0M299999   Oil Capacity: 4-1/2 US qt (4.3 L) MCM 4.3ULX/LH/LXH

Ser. # Range: OL012009 – 0M299999   Oil Capacity: 4-1/2 US qt (4.3 L) MCM 4.3L EFI

Ser. # Range: 0M300000 and up   Oil Capacity: 4 US qt (3.8 L) MCM 4.3L & MPI

Recommended Oil Type For The 4.3L Mercruiser Motor

Mercruiser recommends using certain oil types in its engines. This engine should be lubricated with 25W-40 marine motor oil.

Please note that exact oil requirements are dependent on a variety of factors including the climate, operation conditions, and usage.

4.3l Mercruiser Oil Filter

Here are some options for oil filters on a Mercruiser 4.3L engine:

• Mercury Marine Mercruiser oil filter 3.0L 4.3L 5.7 350V8 35-866340K01 is available on Amazon
• Mercruiser oil filter – GM 4.3L V-6 available at Michigan Motorz
• Quicksilver 883702Q engine block mount oil filter for MerCruiser Stern Drive engines V-6, now available at Amazon
• Marine Engine offers Remote Oil Filter (4.3l/4.3x Alpha One Engine (262 Cid Gen Ii)) for Mercruiser Engines.
• Wholesale Marine offers the Mercury – Mercruiser 4.3L V6 oil change kit, which includes an engine oil filter.
• Marine Engine Depot offers the 18-7876-1 I/O oil filter, which is a replacement for various oil filters.

To ensure compatibility and proper performance, it’s essential to select the right oil filter for your vehicle.

4.3l Mercruiser Oil Change

I can give you instructions on how to change the oil in a 4.3L engine Mercruiser. Here is a step-by-step guide.

1. Prepare the materials needed: you will need a fresh oil filter (the type and amount of oil recommended by your engine manual), an oil filter wrench or socket set, an oil drain pan, and gloves.
2. Prepare the engine. Start by warming the engine up for a few moments to ensure that the oil flows smoothly. To prevent accidents, make sure that the boat is anchored or docked securely.
3. Find the oil drain plug. The oil drain plug is usually located at the bottom of the engine oil pan. Place the oil pan underneath the engine to catch the old oil.
4. Drain the old oil. Remove the drain plug using a socket wrench or a socket set. Let the old oil drain into the drain pan. Replace the drain plug after all the old oil has been drained. Tighten it.
5. The oil filter is located usually near the pan of oil. Oil filter wrenches are used to remove and loosen the old oil filters. Carefully avoid spilling any oil. Apply a thin oil film to the rubber seal on top of the filter before installing the new one. After that, tighten the filter by hand. Use the oil filter wrench to tighten this filter additional three-quarters of a rotation.
6. Find the oil fill cap or dipstick tube. It is usually located on top of the engine. Remove the cap and place it aside. Pour the amount of engine oil recommended into the engine using a funnel. Dipstick is a good way to check the oil level. Add more if needed. Do not overfill your engine.
7. Remove the old oil and clean up any spills. Use rags, paper towels, or a rag to wipe off any oil. Be sure to tighten the oil filter and drain plug. You can dispose of your old oil filter and oil at an authorized recycling facility, or at an auto parts shop that accepts used oils.
8. Double-check: Before you start the engine, check the oil filter and the drain plug. Make sure they are securely tightened. If necessary, clean up any oil that has remained.

That’s it! Your 4.3L Mercruiser engine is now ready for an oil change. Consult your engine’s manual if you need any specific recommendations or instructions.

Mercruiser 8M0182227 Sterndrive 4.3L V6 Oil Change Kit

Genuine Mercury-Mercruiser OEM Part.

This Mercury 4-Stroke oil change kit includes everything you need to change your Mercruiser V6 Sterndrives 4.3L 4.3L oil.

Mercury’s DIY oil change kits are ideal for do-it-yourselfers who value time, money, and convenience.

Mercury engine oil, an oil filter, and a seal are included in this kit. It also includes instructions.

4-Stroke Outboard Oil Change Kit for Mercruiser Sterndrive V6 4.3L

The kit includes:

1 Liter Mercury 25W-40 Motor Oil (5) (1) Oil changing instructions for the OEM 883702K oil filter

Mercury Marine Engine Oil Advantages

Why use Mercury oil in Mercury outboard motors?

Mercury’s 25W-40 engine oils have sophisticated corrosion inhibitors that beat all other oil brands and meet industry standards.

These inhibitors keep corrosion and rust at bay in moist settings and during off-season storage.

Mercury also employs cutting-edge additive technology to provide 33% more camshaft protection than competing marine oils.

Excellent wear and corrosion resistance
Keeps engine performance and dependability at their peak.
Extreme temperatures and loads prevent thermal degradation.

Mercury advises changing the oil in your engine every 100 hours or once a year.

How to do Routine Maintenance on your Mercruiser 4.3L and Alpha One Drive | PowerBoat TV MyBoat DIY

How to Change Mercruiser Oil / EASY

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Conclusion.

For optimal performance and longevity, it is vital to use the right oil in your 4.3L Mercruiser. Follow the manufacturer’s recommendations and guidelines.

Regularly check oil levels and perform timely oil changes to keep your engine in top condition for years.

Prioritize the use of high-quality oil and filters and consider synthetic oils for enhanced performance and protection.

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FAQ 4.3l mercruiser oil type