Below you will find the best synthetic oil for a 2002 Mercury 50 EFI Big Foot (4-cyl. 995cc 4-stroke). Maximize your vehicle's potential with 100% full synthetic oil that is made in the USA! For more than the past 50 years, AMSOIL has perfected the art of maximizing efficiency and engine life. The advanced synthetic formulas deliver superior protection from heat, friction, and wear, keeping engines as good as new for miles. Upgrade to AMSOIL today and experience better performance, reliability, and reduced oil consumption. Click add to cart for more details. Sign up as a preferred customer and get discounts and more! The oil type, capacity and oil filter (if available) are listed below and verified for accuracy. Upgrade now!
Recommended oil for my 2002 50 Efi Big Foot (4-cyl. 995cc 4-stroke)
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Engine Oil AMSOIL 10W-40 Synthetic Marine Engine Oil |
Protect your 2002 Mercury 50 Efi Big Foot (4-cyl. 995cc 4-stroke) from heat and stress due to high rpm usage. Protects from wear and tear, rust, corrosion. Worried about protection from inactivity? We got you covered! This marine engine oil will protect your engine when in storage. Awesome oil for boat enthusiasts who want the best protection! Made in USA. | Capacity 3.17 Quarts |
WCFQT-EA
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| Gear Lube AMSOIL Synthetic Marine Gear Lube 75W-90 |
Fantastic performance for gears and awesome protection from shock loading. Fights foam and keeps extreme pressure standards even when contamination reaches 10% from water. Great lube for V-drives, bow/tunnel thrusters, lower units, sterndrives, and transmissions. Also great for ATVs. Made in USA. |
AGMPK-EA
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Recommended oil filters for my 2002 50 Efi Big Foot (4-cyl. 995cc 4-stroke)
| Product Name | Product Description | Product |
|---|---|---|
| WIX Oil Filter | WIX oil filter change intervals for your 2002 Mercury 50 Efi Big Foot (4-cyl. 995cc 4-stroke) are extended OEM recommendations to match the drain intervals of AMSOIL XL Motor oil. (12,000 miles or 1 year, whichever comes first). |
51358-EA
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Protect your high-revving motorboat engine. Synthetic motor oil will protect high-revving engines against wear and will extend the life of your favorite boat. Real testimonial by Casey - "Great oil. Run it in my Mercury Optimax Pro XS 250 for several years with zero issues." This page updated on august 5th, 2023.
