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Home  >  Outboard  >  Mercury Outboard  >  Service & Oil Change Kits | Mercury Outboard  >  Oil Change Kits | Mercury Outboard  > Mercury L6 200HP 225HP 250HP 300HP 350HP 400HP Verado 25W50 Synthetic Blend

Mercury L6 200HP 225HP 250HP 300HP 350HP 400HP Verado 25W50 Synthetic Blend

OEM Mercury Verado Oil Change Kit with 2 Gallons of 25W50 Oil
Item #: OCKIT-1  Cross Reference#: 8M0169543, 8M0169544, 8M0188359  
Manufacturer Item: 8M0188359
Manufacturer: Mercury Marine
Available: In Stock
Oil Change Kit 25w50
Verado Inline 6
25W40
172.00
Each
Quantity:
Quantity Price
1 172.00
Mercury L6 Oil Change K

OEM Mercury 25W50 Synthetic Blend Oil Change Kit

Mercury L6 200HP-400HP Verado Oil Change Kit

This OEM Mercury oil change kit contains the routine maintenance components needed to service select compatible Mercury L6 200HP through 400HP Verado FourStroke outboards.

The kit includes two gallons of Mercury SAE 25W50 Synthetic Blend 4-stroke marine engine oil, a premium Mercury oil filter, and drain plug seal for routine engine oil maintenance.

Compatible Applications

Brand Horsepower Engine Type Application Notes
Mercury 200HP L6 Verado FourStroke Select compatible models
Mercury 225HP L6 Verado FourStroke Select compatible models
Mercury 250HP L6 Verado FourStroke Select compatible models
Mercury 300HP L6 Verado FourStroke Select compatible models
Mercury 350HP L6 Verado FourStroke Select compatible models
Mercury 400HP L6 Verado FourStroke Select compatible models
Fitment Note:

This oil change kit is intended for select compatible Mercury L6 200HP through 400HP Verado FourStroke outboards.

Always verify engine model, serial number, and oil specification before ordering.

What is Included

Qty Included Part Application
2 Mercury SAE 25W50 Synthetic Blend 4-Stroke Marine Engine Oil - 1 Gallon Engine oil service
1 Premium Mercury Oil Filter Engine oil filtration service
1 Drain Plug Seal Oil drain plug sealing component

Oil and Gear Lube Links

Complete Your Service

Looking for the 25W40 version?

We also stock the OEM Mercury oil change kit with SAE 25W40 Synthetic Blend marine engine oil for Mercury L6 Verado outboards.

View Mercury 25W40 Synthetic Blend Oil Change Kit

What This Kit is Used For

This Mercury oil change kit provides the routine maintenance parts needed to perform an engine oil and oil filter service on compatible Mercury L6 Verado FourStroke outboards.

Mercury SAE 25W50 Synthetic Blend marine engine oil is formulated specifically for high-performance marine applications and includes advanced corrosion protection designed to help protect internal engine components during operation and storage.

The 25W50 synthetic blend formulation is designed to help maintain lubricity and viscosity retention during demanding high-load and high-temperature Verado operation.

Regular oil and filter maintenance helps support proper lubrication, reduce internal engine wear, and maintain long-term engine reliability.

Key Features and Benefits

  • OEM Mercury oil change kit for L6 Verado FourStroke outboards
  • Fits select Mercury 200HP through 400HP Verado models
  • Includes two gallons of Mercury SAE 25W50 Synthetic Blend marine engine oil
  • Includes premium Mercury oil filter
  • Includes drain plug seal
  • Does not include gear lube
  • Marine-specific additive package with advanced corrosion protection
  • Synthetic blend formulation designed for demanding Verado operation
  • Convenient all-in-one oil change kit

Oil Kit Details

  • Kit Part Number: OCKIT-1
  • Engine Compatibility: Mercury L6 200HP-400HP Verado FourStroke
  • Oil Type: Mercury SAE 25W50 Synthetic Blend 4-Stroke Marine Engine Oil
  • Oil Quantity Included: 2 Gallons
  • Oil Capacity Reference: Approximately 7.4 quarts
  • Included Components: Oil filter, engine oil, and drain plug seal
  • Gear Lube Included: No
  • Gear Lube Quantity for Gearcase Service: 2 quarts
  • Service Type: Routine engine oil and oil filter maintenance

FAQ

What engines does this oil change kit fit?
This kit fits select compatible Mercury L6 200HP, 225HP, 250HP, 300HP, 350HP, and 400HP Verado FourStroke outboards.

What oil is included in this kit?
This kit includes two gallons of Mercury SAE 25W50 Synthetic Blend 4-stroke marine engine oil.

Does this kit include gear lube?
No. This is an engine oil change kit and does not include gear lube. Mercury High Performance gear lube is linked above for gearcase service.

How much gear lube is required for gearcase service?
Gearcase service uses 2 quarts of Mercury High Performance gear lube.

Does this kit include instructions?
No. This kit includes only the oil change components listed above.

What is the difference between this kit and a 100 hour service kit?
This oil change kit is for engine oil and oil filter service. A 100 hour service kit includes additional maintenance parts such as spark plugs, filters, water pump components, anodes, and additional scheduled maintenance items.

Should I verify fitment before ordering?
Yes. Always confirm your engine model, serial number, and required oil specification before ordering maintenance parts.

Dealer Discounts & Store Policies

Dealer / Marine Industry Discounts

Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.

Apply for a Dealer Account

Shipping Policy

  • Free shipping on orders over $100 continental U.S.
  • Orders ship via UPS, USPS, and FedEx.
  • Orders received before 5:30 PM EST ship the same business day.
  • Typical delivery time is 1–5 business days.

30-Day Return Policy

  • Returns accepted within 30 days of delivery.
  • Items must be new, unused, and in original packaging.
  • Opened oil, lubricants, installed parts, and used maintenance items may not be returnable.
  • Return authorization is required before sending items back.

Need help with a return or order question?
Contact Us
Phone: 941-721-3000


Searchable Terms

OCKIT-1, Mercury Verado oil kit, Mercury L6 Verado oil change kit, Mercury 200HP Verado oil change kit, Mercury 225HP Verado oil change kit, Mercury 250HP Verado oil change kit, Mercury 300HP Verado oil change kit, Mercury 350HP Verado oil change kit, Mercury 400HP Verado oil change kit, Mercury L6 Verado maintenance kit, Mercury 25W50 synthetic blend oil kit, Mercury Verado 25W50 oil, Mercury High Performance gear lube, HPLUBEQT, 858084, 8M0078013, 8M0097858, 8M0097858-L, 8M0120657, 8M0120657-L

Brand

OEM or Aftermarket
OEM
Manufacturer
Mercury
Item#:
8M0188359
Cross Reference#:
8M0169543
8M0169544
8M0188359
Manufacturer Item:
8M0188359
Manufacturer:
Mercury Marine
Available:
In Stock
Your Price:
156.99
Each
Spark Plug NGK Iridium ILFR6GE
Verado
 
Item#:
ILFR6GE
Cross Reference#:
8M0006614
8M0058934
889246Q39
889680001
Manufacturer Item:
889246Q39
Manufacturer:
NGK Spark Plugs
Available:
In Stock
Your Price:
22.07
Each
Enter the quantity for each needed part and click add to cart
No. Part No. Item Description Qty Req. Price Qty
-
Mercury 25W-50 Verado & Racing Oil - 1 Gallon
2
84.99
Each
-
Oil Filter OEM
1
17.09
Each
-
888
Gasket, Crankcase Drain Plug
1
9.79
Each
Enter the quantity for each needed part and click add to cart