92858027K01 Mercury MerCruiser Premium Plus 2 stroke Marine engine oil | Genuine Quicksilver OEM Part
92858027K01 Mercury MerCruiser Premium Plus 2 stroke Marine engine oil | Genuine Quicksilver OEM Part
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🔧 Product Description
Genuine Mercury Premium Plus TC-W3 Two-Stroke Marine Engine Oil - Part Number: 92-858027K01
Genuine Mercury Premium Plus synthetic-blend two-stroke oil formulated for oil-injected and premix marine engines operating under demanding conditions.
The low-ash formulation provides lubrication, corrosion protection and deposit control for mid- to high-horsepower Mercury, Mariner and Force outboards and Mercury Sport Jet engines.
⚙️ Key Features
- Genuine Mercury Premium Plus two-stroke oil
- Correct Mercury part number 92-858027K01
- TC-W3 marine lubricant specification
- Synthetic-blend, ashless-dispersant formulation
- Supplied in a 3.78-litre / 1-US-gallon container
🚤 Compatibility
Commonly used on
- Mercury, Mariner and Force two-stroke outboards
- Mercury Sport Jet two-stroke engines
- Oil-injected and premix carburetted or EFI marine engines
Typically suits
- Engine types:
- Mercury mid- and high-horsepower carburetted two-stroke outboards
- Mercury EFI two-stroke outboards
- Mariner carburetted and EFI two-stroke outboards
- Force two-stroke outboards
- Mercury Sport Jet two-stroke powerheads
- Premix applications using the ratio stated in the engine owner's manual
- Oil-injection systems requiring TC-W3 marine engine oil
- Product Type: Synthetic-blend TC-W3 two-stroke oil
- Container Size: 3.78L / 1 US gallon
- Application: Marine two-stroke lubrication
🔌 Function
The oil lubricates pistons, rings, crankshaft bearings and internal engine surfaces while controlling carbon deposits and protecting internal metals from corrosion.
⚠️ Common Signs of Failure
Common signs unsuitable or degraded oil is being used
- Excessive exhaust smoke
- Heavy carbon deposits
- Spark-plug fouling
- Piston or bearing wear
- Poor oil-injection performance from contaminated or mixed lubricant
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 92-858027K01 current one-gallon Mercury Premium Plus reference
OEM / Related Numbers
- 92-858027K01
- 858027K01
- 92-858026K01 related smaller-container reference
- UPC: 745061029835
Aftermarket / Verified Equivalents
- Quicksilver: Premium Plus Two-Stroke Synthetic Blend Marine Oil
- Sierra: Premium TC-W3 Two-Stroke Marine Oil
- TC-W3-certified marine two-stroke oil meeting the engine manufacturer's required specification
📦 Condition
- Genuine Quicksilver / Mercury product
- Brand new
- Supplied in original packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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