New Mercury 150-200 HP DFI V6 3.0L Outboard Lower Unit (1979–2018) – New / Remanufactured image 0
New Mercury 150-200 HP DFI V6 3.0L Outboard Lower Unit (1979–2018) – New / Remanufactured image 0

Mercury Outboard Lower Unit | SE90-216 | 150-200 HP V6 3.0L

$2,829.00
$3,140.19
$2,829.00
(-10%)
SKU: ME-G6-08A-N
Please hurry! Only 100 left in stock
Subtotal: $2,829.00
New Mercury 150-200 HP DFI V6 3.0L Outboard Lower Unit (1979–2018) – New / Remanufactured image 0

Mercury Outboard Lower Unit | SE90-216 | 150-200 HP V6 3.0L

$3,140.19 $2,829.00
New Mercury 150-200 HP DFI V6 3.0L Outboard Lower Unit (1979–2018) – New / Remanufactured image 0

Mercury Outboard Lower Unit | SE90-216 | 150-200 HP V6 3.0L

$3,140.19 $2,829.00
Product Type: New Lower Unit
HP/Shaft/Years/Ratio: 150-175-200 HP 150 DFI/ L Shaft 1979-2018

    Restore the heavy-duty power of your V6 with this Premium Aftermarket Replacement gearcase, designed for Mercury 3.0L engines. Whether you are running a classic 2-stroke or a high-torque DFI model, this unit is engineered for maximum power transfer and offshore durability. Built to meet or exceed OEM standards, it features precision-cut gears and a reinforced housing to ensure smooth shifting and reliable operation in the most demanding water conditions.

    • V6 Muscle: Specifically built to handle the high-torque output of 150HP, 175HP, and 200HP powerheads.

    • Versatile Application: Compatible with a wide range of models from 1979 through 2018.

    • Saltwater Ready: Advanced marine-grade coating for superior corrosion resistance and long-term protection.

     

    • Brand: SEI
    • Part Number: SE90-216 / SE90-218 (Rotation Dependent)
    • Engine Displacement: 3.0L V6
    • Horsepower Range: 150 HP - 200 HP
    • Year Range: 1979–2018
    • Shaft Lengths: 20" (L), 25" (XL), 30" (XXL)
    • Gear Ratio: OEM Matching
    • Condition: Brand New Aftermarket
    • Engine Type: Mercury 3.0L V6 (150 HP, 150 DFI, 175 HP, 200 HP).
    • Year Range: 1979 – 2018.
    • Fuel Systems: Supports both traditional 2-Stroke Carbureted and Direct Fuel Injection (DFI) models.
    • Rotation: Standard (Right Hand) and Counter Rotation (Left Hand) options available.
    • Shaft Length: Available in 20" (L), 25" (XL), and 30" (XXL). Please verify your midsection length before ordering.
    • Gear Ratio: Ratios are model-specific; ensure you are matching your existing OEM gear ratio for proper prop synchronization and engine RPM.
    • Spline Count: Verify your vertical driveshaft spline count to ensure a precise fit with your powerhead crankshaft.

    Mariners Warehouse vs Others

    Built to match OEM standards while delivering reliable performance and peace of mind.

    Features

    Mariners Warehouse

    Others
    Performance ✔️ ❌
    Warranty Support Reliable warranty Limited or unclear warranty terms
    Customer Trust Trusted by thousands of marine customers Unverified buyer trust
    Pre-tested before shipping for reliability ✔️ ❌
    OEM performance standards ✔️ ❌
    Simple return process ✔️ ❌

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