8M0120657
- Brand / Family
- Mercury L6 Verado EFI Four-Stroke, 200–350 HP
- Years
- Year is not the primary fitment key.
- Serial / Note
- 2B144123–3B342962
Customer Service: info@jlm-marine.com
Free shipping. No Minimum Purchase
>
>
>
>
8M0120657 Maintenance Kit for Mercury | JLM Marine
- $42.00
- $42.00
- Unit price
- per
Couldn't load pickup availability
Free Shipping
Free standard shipping on all orders under 1 KG
Worry-Free Returns
Learn More.
Fitment answer
Published for Mercury L6 Verado EFI Four-Stroke applications listed below
Match key: Mercury OEM 8M0120657 and engine serial number.
- Primary reference
- Mercury OEM 8M0120657
- Product form
- 100-hour maintenance kit
- Service interval
- 100 hours
Compatible Engine Models
Confirm your engine model/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.
Part Numbers & What You Get
On a phone, each row stacks into a card.
| Type | Full number | Relationship |
|---|---|---|
| OEM | 8M0120657 | Primary reference |
Package contents
- 1 × 877769K01 oil filter
- 1 × 8M0095659 fuel filter
- 1 × 888593 oil drain seal
- 2 × 830749 gearcase drain seals
- 1 × 24OP149 gear oil pump
Key Specifications
- Service interval
- 100 hours
- Oil filter interface
- Spin-on, central threaded base
- Fuel filter construction
- Canister-style housing
- Service seals
- 1 oil drain seal and 2 gearcase drain seals
Easy-to-Miss Differences
- The published match uses the OEM reference and engine serial number; engine year alone is not the primary fitment key.
- This is a 100-hour maintenance kit for L6 Verado EFI Four-Stroke service, not a water-pump repair kit.
- The oil drain seal and the two gearcase drain seals serve different maintenance locations.
JLM Marine Advantage
More than 20 years of marine-parts manufacturing experience. This high-quality aftermarket replacement is engineered to meet or exceed applicable OEM specifications. Every unit is 100% inspected before release.
- Factory-direct pricing
- Inspect your order upon arrival and contact us immediately if an item is defective, damaged, or incorrect so we can make it right (replacement, exchange, or full refund with no restocking fee).
- Technical support from the people who make the parts
Aftermarket product: Not a genuine Mercury part. Brand names and part numbers identify compatible applications only.
Installation Notes
- Use the listed filters and seals only at their intended service locations and follow the engine manufacturer’s service procedure.
- Replace the oil drain seal and both gearcase drain seals during the applicable service steps.
- Use the included gear oil pump for lower-unit lubricant service as directed by the engine manufacturer.
- Inspect each serviced area for leakage after the procedure is complete.
FAQ
Which engine family is this kit published for?
It is published for Mercury L6 Verado EFI Four-Stroke 200–350 HP applications with serial numbers 2B144123–3B342962. Year is not the primary fitment key.
What is included for routine service?
The package contains an oil filter, fuel filter, oil drain seal, two gearcase drain seals, and a gear oil pump. Engine oil and gear lubricant are not listed as package contents.
Is this a genuine Mercury part?
No. This is an aftermarket replacement identified by the Mercury OEM reference 8M0120657 for compatible applications.
We can ship to virtually any address in the world with free shipping available for most regions.
For our typical US and Canadian customers , our shipping timeframes are as follows:
- Amazon FBA: orders will be delivered within 1-5 business days after placing the order (during certain special periods such as major promotions, Christmas, etc., the delivery time of Amazon FBA may be affected).
- US warehouse shipment: orders will be delivered within 5 days after placing the order.
- China warehouse shipment: orders will be delivered about 12 days after placing the order.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.
As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.
We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.
Parts Finder
Use our Parts Finder to quickly locate the correct parts for your engine. Search by Make, HP, Stroke, Model, Year, and SN.
Select only the fields available — you don’t need to fill all options (e.g., leave Year blank if not applicable).
Our database is currently being updated and expanded. More models, including Yamaha, Mercury, and Suzuki, are being verified and uploaded.
Our database is currently being updated and expanded. More models, including Yamaha, Mercury, and Suzuki, are being verified and uploaded.
Related Products
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Recently Viewed Products
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
Example product title
- $42.00
- $42.00
- Unit price
- per
- Choosing a selection results in a full page refresh.