Description
Mercury 8M0166596 Water Separating Fuel Filter 450R 500R V12 600HP
The Mercury 8M0166596 water separating fuel filter is designed for select Mercury Racing and Mercury outboards including 4.6L V8 450R, 4.6L V8 500R, 7.6L V12 600HP Verado, and 500HP SeaPro models. This 10-micron filter helps remove water and other harmful contaminants from fuel to support optimal fuel system performance and protect engine output. Built to Mercury Precision standards, it is engineered for dependable fit, function, and filtration performance.
Applications
Fits Mercury 4.6L V8 450R outboards, serial number 1E083006 through 1E099720.
Fits Mercury 4.6L V8 500R outboards, serial number 1E099432 and up.
Fits Mercury 7.6L V12 600HP Verado outboards.
Fits Mercury 500HP SeaPro outboards.
The supplied application field lists 7.6L V12 600HP Verado and 500HP SeaPro, while the supplied bullet and short description also include 4.6L V8 450R and 500R fitment.
Shipping
Ships as one Mercury 8M0166596 water separating fuel filter.
Key Facts
Brand: Mercury Precision
Part Number: 8M0166596
Product Type: Water Separating Fuel Filter
Filtration Rating: 10-micron
Application Family: Mercury Racing 450R and 500R, Mercury 7.6L V12 600HP Verado, and 500HP SeaPro outboards
450R Fitment: 4.6L V8, serial number 1E083006 - 1E099720
500R Fitment: 4.6L V8, serial number 1E099432 and up
V12 Verado Fitment: 7.6L V12 600HP
SeaPro Fitment: 500HP
Function: Removes water and fuel contaminants
Performance Benefit: Supports optimal fuel system performance
Country of Origin: CN
What’s Included
Included: One water separating fuel filter
Included Part Number: 8M0166596
Service Notes
This filter is described as removing 99% of water and other impurities for optimal fuel system performance.
The supplied fitment fields are not fully aligned. The application field lists only 7.6L V12 600HP Verado and 500HP SeaPro, while other supplied fields also include 4.6L V8 450R and 500R applications.
Verify exact fitment by engine family, horsepower, and serial number before ordering.
UPC: 678633125843
Packaged Length: 6.55 in.
Packaged Width: 3.1 in.
Packaged Height: 3.1 in.
Packaged Weight: 1.14 lbs.






