9.9 hp FourStroke EFI
- Brand / Family
- Mercury EFI FourStroke
- Years
- Year is not the primary fitment key.
- Serial / Note
- 1R008146 through 1R278792
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8M0151469 Maintenance Kit for Mercury 15HP 20HP EFI | JLM Marine
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Fitment answer
Exact fit for the Mercury EFI FourStroke serial ranges below
Match key: Match the complete EFI FourStroke family and engine serial number—not horsepower alone.
- Primary reference
- Mercury 8M0151469
- Product form
- 100-hour maintenance kit
- Kit covers
- Filters, drain seals, and gear-lube pump
Exact Fitment
Use the Mercury serial-number guide to locate the engine ID label, then compare the complete range below.
15 hp FourStroke EFI
- Brand / Family
- Mercury EFI FourStroke
- Years
- Year is not the primary fitment key.
- Serial / Note
- 0R833820 and higher
20 hp FourStroke EFI
- Brand / Family
- Mercury EFI FourStroke
- Years
- Year is not the primary fitment key.
- Serial / Note
- 0R833820 and higher
Part Numbers & What You Get
On a phone, each row stacks into a card.
| Type | Full number | Relationship |
|---|---|---|
| Mercury | 8M0151469 | Primary reference |
| Mercury | 8M0162831 | Oil-filter cross-reference |
| Mercury | 8M0134466 | Fuel-filter cross-reference |
| Mercury | 895146 | Oil-drain washer cross-reference |
| Mercury | 8M0082880 | Gearcase seal cross-reference |
Package contents
- 1 × screw-on oil filter
- 1 × low-pressure fuel filter with translucent bowl
- 1 × oil-drain washer
- 2 × gearcase drain seals
- 1 × manual gear-lube pump set with clear hose and two visible adapter fittings
Key Specifications
- Oil-filter construction
- Replaceable screw-on canister
- Fuel-filter construction
- Translucent, removable bowl
- Pump configuration
- Manual plunger pump, clear hose, two adapter fittings
- Seal set
- 1 oil-drain washer and 2 gearcase seals
Easy-to-Miss Differences
- The 9.9 hp fitment stops at serial 1R278792; the 15 hp and 20 hp range starts at 0R833820.
- EFI FourStroke and the serial range are both part of the match key; horsepower by itself is incomplete.
- The oil-drain washer and two gearcase seals serve different drain points and are not interchangeable.
- The manual gear-lube pump is a JLM package add-on; 8M0151469 is the Mercury cross-reference for the service-kit application.
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
- 365-day coverage for any product defects
- Technical support from the people who make the parts
Aftermarket product: Not a genuine Mercury Marine part. Brand names and part numbers identify compatible applications only.
Installation Notes
- Shut the engine off, allow it to cool, and place a suitable drain pan below the service points.
- Follow the engine owner’s manual for fluid grades, capacities, service sequence, and model-specific torque values.
- Replace the oil filter, fuel filter, oil-drain washer, and both gearcase seals at their respective service points.
- Use the included manual pump for gear-lube filling as directed in the owner’s manual. Engine oil and gear lubricant are separate service supplies.
- Inspect each serviced point for leakage before returning the outboard to use, and dispose of used fluids and filters responsibly.
FAQ
Does this kit fit every Mercury 15 hp or 20 hp outboard?
No. This fitment answer requires a Mercury EFI FourStroke in the listed serial range. Carbureted engines and other serial families are outside the application.
Why is a 9.9 hp application listed?
The 8M0151469 application includes Mercury 9.9 hp FourStroke EFI engines from serial 1R008146 through 1R278792.
Does the Mercury number make this a genuine Mercury kit?
No. This is a JLM Marine aftermarket package. The Mercury numbers are cross-references used to identify the service-kit application and component relationships.
Are engine oil and gear lubricant included?
No. The package contains the listed filters, seals, and manual gear-lube pump set. Engine oil and gear lubricant are separate service supplies.
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.
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