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Mercury OEM Fuel Filter
Mercury 3.4L V6 & 4.6L V8 Fuel Filter - 8M0106635
The Mercury 8M0106635 Fuel Filter is a genuine Mercury OEM fuel system filter used across a wide range of modern 3.4L V6 and 4.6L V8 outboards. Applications include standard Mercury outboards, Verado, SeaPro, Pro XS, Racing 150R-300R models, AMS Racing models, and select 15-inch midsection Racing and ROS engines.
This filter helps remove contamination from the fuel supply before it reaches sensitive fuel-system components. Replacing the filter at the recommended maintenance interval helps protect injectors, pumps, and other fuel-system components.
Compatible Applications
| Engine Family | Horsepower / Model | Serial Range |
|---|---|---|
| Mercury 3.4L V6 | 175HP | 2B529482 & Present |
| Mercury 3.4L V6 | 200HP | 2B529482 & Present |
| Mercury 3.4L V6 | 225HP | 2B529482 & Present |
| Mercury 3.4L V6 SeaPro | 200HP | 2B529482 & Present |
| Mercury 3.4L V6 Pro XS | 175HP | 2B529482 & Present |
| Mercury Racing 3.4L V6 | 150R | 3B547096 & Present |
| Mercury Racing 3.4L V6 | 200R | 3B547096 & Present |
| Mercury Racing 3.4L V6 15" Midsection | 200R | 1E054618 & Present |
| Mercury Racing 3.4L V6 15" Midsection | 200 ROS | 1E054618 & Present |
| Mercury 4.6L V8 | 250HP | 2B529482 & Present |
| Mercury 4.6L V8 | 300HP | 2B529482 & Present |
| Mercury 4.6L V8 SeaPro | 225HP | 2B529482 & Present |
| Mercury 4.6L V8 SeaPro | 250HP | 2B529482 & Present |
| Mercury 4.6L V8 CMS SeaPro | 300HP | 2B529482 & Present |
| Mercury 4.6L V8 AMS SeaPro | 300HP | 2B529482 & Present |
| Mercury 4.6L V8 Pro XS | 200HP | 2B529482 & Present |
| Mercury 4.6L V8 Pro XS | 225HP | 2B529482 & Present |
| Mercury 4.6L V8 Pro XS | 250HP | 2B529482 & Present |
| Mercury 4.6L V8 Pro XS | 300HP | 2B529482 & Present |
| Mercury 4.6L V8 Verado | 250HP | 2B529482 & Present |
| Mercury 4.6L V8 Verado | 300HP | 2B529482 & Present |
| Mercury Racing 4.6L V8 | 250R | 1E080500 & Present |
| Mercury Racing 4.6L V8 | 300R | 1E080500 & Present |
| Mercury AMS Racing 4.6L V8 | 300R | 1E081459 & Present |
| Mercury Racing 4.6L V8 15" Midsection | 300R | 1E054618 & Present |
| Mercury Racing 4.6L V8 15" Midsection | 300 ROS | 1E054618 & Present |
Mercury uses different fuel filters across similar horsepower ranges and engine families. Always verify the engine serial number and original filter part number before ordering.
This listing is specifically for applications calling for Mercury OEM 8M0106635.
OEM & Cross Reference Numbers
| Type | Part Number |
|---|---|
| Mercury OEM | 8M0106635 8M0176313Â |
Pro Marine Replacement Available
Pro Marine 3660 Fuel Filter
Looking for a lower-cost alternative to the Mercury OEM filter? The Pro Marine 3660 Fuel Filter is the Pro Marine replacement option for applications using Mercury 8M0106635.
What This Part is Used For
The fuel filter is part of the engine's fuel-delivery system and helps capture dirt, debris, and other contamination before fuel reaches critical components. Modern Mercury V6 and V8 engines use high-pressure fuel systems that depend on clean fuel for proper operation.
A restricted or contaminated filter can reduce fuel flow and may contribute to poor acceleration, loss of power, hard starting, rough running, or other fuel-delivery problems.
Key Features and Benefits
- Genuine Mercury OEM fuel filter
- Mercury part number 8M0106635
- Fits numerous modern Mercury 3.4L V6 and 4.6L V8 applications
- Applications include Verado, SeaPro, Pro XS, Racing, AMS Racing, and standard outboards
- Used on select 150R, 175, 200, 200R, 225, 250, 250R, 300, and 300R models
- Helps remove contamination from the engine fuel supply
- Supports proper fuel-system performance and injector protection
- Pro Marine 3660 replacement option linked above
FAQ
What engines use Mercury fuel filter 8M0106635?
This filter is used on numerous Mercury 3.4L V6 and 4.6L V8 applications,
including standard outboards, SeaPro, Pro XS, Verado, and Mercury Racing
models. See the detailed application chart above.
Does 8M0106635 fit Mercury 3.4L V6 engines?
Yes. Verified applications include select 175HP, 200HP, 225HP, 200HP SeaPro,
175HP Pro XS, 150R, 200R, and 15-inch 200R / 200 ROS models.
Does this fit Mercury 4.6L V8 engines?
Yes. Verified applications include select 200-300HP standard, SeaPro, Pro XS,
Verado, Racing, AMS Racing, and 15-inch Racing models.
Does this filter fit Mercury 250R and 300R?
Yes. Mercury catalog fitment includes 250R and 300R 4.6L V8 Racing models
beginning with the serial ranges shown in the application table.
Does this fit Mercury Racing 15-inch midsection engines?
Yes. The catalog lists select 200R, 200 ROS, 300R, and 300 ROS 15-inch
midsection Racing applications.
Is there a Pro Marine replacement for 8M0106635?
Yes. The Pro Marine 3660 fuel filter is linked above as an alternate replacement.
Should I verify my serial number before ordering?
Yes. Mercury fuel-system components can change by engine family and serial
range. Always compare your serial number and original filter number before
ordering.
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.
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.
- Parts must be new, unused, and in original packaging.
- Installed parts are not 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
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8M0106635
8M0176313
OEM Mercury Water Separating Fuel Filter
Mercury Fuel Filter 8M0166596 For 450R, 500R V8 & 500-600HP V12
The Mercury 8M0166596 fuel filter is an OEM Mercury water separating fuel filter used on select high-performance Mercury Racing V8 and large-displacement Mercury V12 outboards.
This filter fits Mercury Racing 450R and 500R V8 FourStroke outboards, along with Mercury 500HP-600HP V12 FourStroke outboards. It helps remove water and contaminants from the fuel system during scheduled maintenance.
Compatible Applications
| Brand / Family | Horsepower | Engine Platform | Application |
|---|---|---|---|
| Mercury Racing | 450R, 500R | V8 FourStroke | Water separating fuel filter |
| Mercury Verado / SeaPro | 500HP-600HP | V12 FourStroke | Water separating fuel filter |
This Mercury 8M0166596 fuel filter is for select Mercury Racing 450R and 500R V8 outboards and Mercury 500HP-600HP V12 outboards.
Always verify your engine model, serial number, and current filter number before ordering fuel system parts.
Part Numbers & Cross References
| Brand / Source | Part Number |
|---|---|
| Mercury Marine | 8M0166596 |
| Related Water-In-Fuel Sensor | 8M0157779 |
Related Fuel Sensor
Water-In-Fuel Sensor
Mercury 8M0157779 water-in-fuel sensor used with the 8M0166596 fuel filter assembly on compatible applications.
View ProductWhat This Fuel Filter is Used For
The Mercury 8M0166596 fuel filter is used to help remove water and contaminants from the fuel supply before fuel reaches sensitive engine components.
Clean fuel is especially important on high-performance Mercury Racing V8 and Mercury V12 outboards. Replacing the fuel filter during scheduled maintenance helps support fuel system reliability and engine performance.
Key Features and Benefits
- OEM Mercury water separating fuel filter
- Fits Mercury Racing 450R V8 outboards
- Fits Mercury Racing 500R V8 outboards
- Fits Mercury 500HP-600HP V12 FourStroke outboards
- Helps separate water from the fuel system
- Helps trap fuel contaminants before they reach the engine
- Used during scheduled fuel system maintenance
- Pairs with Mercury 8M0157779 water-in-fuel sensor
Part Details
- Part Number: 8M0166596
- Product Type: Water Separating Fuel Filter
- Brand: Mercury Marine
- Application: Mercury Racing V8 and Mercury V12 Outboards
- Common Fitment: 450R, 500R, 500HP V12, 600HP V12
- Related Sensor: 8M0157779 Water-In-Fuel Sensor
- OEM Mercury Part: Yes
FAQ
What engines does Mercury fuel filter 8M0166596 fit?
This filter fits select Mercury Racing 450R and 500R V8 outboards, along
with Mercury 500HP-600HP V12 FourStroke outboards.
Does this fit the Mercury 500R?
Yes. Mercury 8M0166596 is used on Mercury Racing 500R V8 applications.
Does this fit Mercury V12 outboards?
Yes. This filter is used on compatible Mercury 500HP-600HP V12 outboards.
What sensor goes with this fuel filter?
The related water-in-fuel sensor is Mercury part number 8M0157779, linked above.
Is this a genuine Mercury fuel filter?
Yes. This is an OEM Mercury Marine fuel filter.
When should I replace this fuel filter?
Replace the fuel filter during scheduled maintenance or any time fuel
contamination or water-in-fuel concerns are found.
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.
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.
- Fuel filters must be new, unused, and in original packaging.
- Installed or fuel-contaminated filters are not 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
8M0166596, Mercury 8M0166596, Mercury fuel filter, Mercury water separating fuel filter, Mercury 450R fuel filter, Mercury 500R fuel filter, Mercury Racing fuel filter, Mercury V8 fuel filter, Mercury V12 fuel filter, Mercury 500HP V12 fuel filter, Mercury 600HP V12 fuel filter, Mercury Verado V12 fuel filter, Mercury SeaPro V12 fuel filter, Mercury 500R water separator, Mercury 450R water separator, Mercury water in fuel sensor, 8M0157779, Mercury fuel system maintenance, Mercury outboard fuel filter
8M0157616
18458A4
18458Q12
18458Q4
18458T12
18458T4
184584
184585
18-7968
18458A4
18458A4
18458Q12
18458Q4
18458T12
18458T4
184584
184585
9-37806
17808A1
18-7967
18458A1
18458A2
18458A3
18458Q11
18458Q3
18458T11
18458T3
35-18458A 3
35-18458Q 3
9-37805
18458Q12
18458Q4
18458T12
18458T4
184584
184585
8M0095659
8M0095659
8M0157616
8M0157620
OEM Mercury Water-In-Fuel Sensor
Mercury Water-In-Fuel Sensor 8M0157779 For Verado, 450R, 500R, V10 & V12
The Mercury 8M0157779 water-in-fuel sensor is an OEM Mercury fuel system sensor used with compatible Mercury water-separating fuel filter assemblies.
This sensor fits select L6 Verado applications, Mercury Racing 450R and 500R V8 outboards, Mercury 350HP-425HP V10 outboards, and Mercury 500HP-600HP V12 outboards.
Compatible Applications
| Engine Family | Horsepower / Model | Engine Platform | Application |
|---|---|---|---|
| Mercury Verado | L6 Verado Models | Inline 6-Cylinder Verado | Water-in-fuel sensor |
| Mercury Racing | 450R, 500R | V8 FourStroke | Water-in-fuel sensor |
| Mercury Verado / FourStroke | 350HP-425HP | V10 FourStroke | Water-in-fuel sensor |
| Mercury Verado / SeaPro | 500HP-600HP | V12 FourStroke | Water-in-fuel sensor |
This Mercury 8M0157779 water-in-fuel sensor is used on select L6 Verado, 450R-500R V8 Racing, 350HP-425HP V10, and 500HP-600HP V12 outboard fuel filter applications.
Always verify your engine model, fuel filter assembly, and current sensor number before ordering.
Part Numbers & Cross References
| Brand / Source | Part Number |
|---|---|
| Mercury Marine | 8M0157779 |
| Related Fuel Filter | 8M0166596 |
Related Fuel Filter
Mercury Fuel Filter 8M0166596
OEM Mercury water-separating fuel filter used with this sensor on compatible 450R, 500R V8 and 500HP-600HP V12 applications.
View ProductWhat This Water-In-Fuel Sensor is Used For
The Mercury 8M0157779 water-in-fuel sensor monitors the fuel filter assembly for water accumulation and helps alert the operator when water is detected in the fuel system.
Water contamination can cause poor performance, corrosion, injector problems, and fuel system damage. Replacing a damaged or faulty water-in-fuel sensor helps maintain proper warning system function.
Key Features and Benefits
- OEM Mercury water-in-fuel sensor
- Fits select L6 Verado applications
- Fits Mercury Racing 450R and 500R V8 outboards
- Fits Mercury 350HP-425HP V10 outboards
- Fits Mercury 500HP-600HP V12 outboards
- Used with compatible Mercury water-separating fuel filter assemblies
- Helps detect water accumulation in the fuel system
- Pairs with Mercury fuel filter 8M0166596 on compatible applications
Part Details
- Part Number: 8M0157779
- Product Type: Water-In-Fuel Sensor
- Brand: Mercury Marine
- Application: Mercury Verado, Racing V8, V10, and V12 fuel systems
- Common Fitment: L6 Verado, 450R, 500R, 350-425HP V10, 500-600HP V12
- Related Fuel Filter: 8M0166596
- OEM Mercury Part: Yes
FAQ
What engines does Mercury 8M0157779 fit?
This sensor fits select L6 Verado applications, Mercury Racing 450R and
500R V8 outboards, Mercury 350HP-425HP V10 outboards, and Mercury
500HP-600HP V12 outboards.
Does this fit the Mercury 500R?
Yes. Mercury 8M0157779 is used on compatible Mercury Racing 500R V8
fuel filter applications.
Does this fit Mercury V10 outboards?
Yes. This sensor fits compatible Mercury 350HP-425HP V10 outboards.
What fuel filter goes with this sensor?
The related Mercury water-separating fuel filter is part number 8M0166596,
linked above.
What does a water-in-fuel sensor do?
It detects water accumulation in the fuel filter assembly so the engine
warning system can alert the operator to fuel contamination.
Is this a genuine Mercury part?
Yes. This is an OEM Mercury Marine water-in-fuel sensor.
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.
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.
- Electrical sensors must be new, unused, and uninstalled.
- Installed or fuel-contaminated sensors are not 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
8M0157779, Mercury 8M0157779, Mercury water in fuel sensor, Mercury water-in-fuel sensor, Mercury fuel filter sensor, Mercury Verado fuel sensor, L6 Verado water in fuel sensor, Mercury 450R water in fuel sensor, Mercury 500R water in fuel sensor, Mercury Racing fuel sensor, Mercury V8 water in fuel sensor, Mercury V10 water in fuel sensor, Mercury V12 water in fuel sensor, Mercury 350HP V10 fuel sensor, Mercury 400HP V10 fuel sensor, Mercury 425HP V10 fuel sensor, Mercury 500HP V12 fuel sensor, Mercury 600HP V12 fuel sensor, 8M0166596, Mercury water separating fuel filter sensor
