90790-BS211-BT Yamaha 2 Stroke TCW3 4L | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamalube 2C TC-W3 Two-Stroke Outboard Oil - Part Number: 90790-BS211-BT

Genuine Yamalube mineral-based two-stroke marine engine oil supplied in a four-litre container.

The ashless detergent formulation is designed for Yamaha oil-injected and premix two-stroke outboards, providing piston, ring, bearing and cylinder lubrication while controlling deposits and corrosion.

⚙️ Key Features

• Genuine Yamalube two-stroke marine engine oil

• Correct Yamaha part number 90790-BS211-BT

• NMMA TC-W3 marine lubricant specification

• Suitable for premix and oil-injection systems

• Supplied in a four-litre container

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 90790-BS211-BT current Australian Yamalube 2C four-litre package reference

OEM / Related Numbers:

• 90790-BS211-BT

• Yamalube 2C

• Yamalube two-stroke TC-W3

• Four-litre marine two-stroke oil

Aftermarket / Verified Equivalents:

• TC-W3-certified marine two-stroke oil meeting Yamaha's specified lubricant requirement

• Quicksilver Premium Plus TC-W3 marine oil

• Sierra Premium TC-W3 two-stroke marine oil

🚤 Compatibility

Commonly used on:

• Yamaha oil-injected two-stroke outboards

• Yamaha premix two-stroke outboards

• Yamaha Precision Blend lubrication systems

Typically suits:

• Engine types:

• Yamaha portable two-stroke outboards

• Yamaha mid-range two-stroke outboards

• Yamaha V4 and V6 carburetted two-strokes

• Yamaha EFI two-stroke outboards

• Yamaha oil-injected engines requiring TC-W3 lubricant

• Premix engines using the fuel-to-oil ratio stated in the owner's manual

• Product Type: TC-W3 marine two-stroke oil

• Container Size: 4 litres

• Mixing Method: Oil injection or premix as specified by Yamaha.

🔌 Function

The oil lubricates pistons, rings, crankshaft bearings and cylinder surfaces while reducing deposits and protecting internal metals from corrosion.

Common signs unsuitable or degraded oil is being used:

• Excessive exhaust smoke

• Heavy carbon accumulation

• Spark-plug fouling

• Piston or ring wear

• Oil-injection system contamination caused by mixed lubricant types

📦 Condition

• Genuine Yamaha product

• Brand new

• Supplied in original packaging