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New Boat Parts & Accessories
Outboard Parts
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For sale is one used idle relief muffler for Mercury Mariner outboard motors.
The Mercury part number is 42-8M0057720.
The number stamped on it is 8M0054990B.
This Mercury outboard exhaust muffler is not damaged or cracked. We salvaged this from a 2012 150 Hp 4 stroke Mercury outboard from freshwater Wisconsin.
You will get one used Mercury 4 Stroke idle relief exhaust muffler that is in great working condition.
This idle muffler should fit some Mercury Mariner 150 Hp 4 stroke outboards from 2012 and newer. It may fit more than this. Please research your application or email us with your Hp, year and serial number and we will check for you. It is your responsibility to check your application.
Here is a list of some of the serial number ranges this fits:
The Mercury part number is 42-8M0057720.
The number stamped on it is 8M0054990B.
This Mercury outboard exhaust muffler is not damaged or cracked. We salvaged this from a 2012 150 Hp 4 stroke Mercury outboard from freshwater Wisconsin.
You will get one used Mercury 4 Stroke idle relief exhaust muffler that is in great working condition.
This idle muffler should fit some Mercury Mariner 150 Hp 4 stroke outboards from 2012 and newer. It may fit more than this. Please research your application or email us with your Hp, year and serial number and we will check for you. It is your responsibility to check your application.
Here is a list of some of the serial number ranges this fits:
- Brand: Mercury
- Size: 150 Hp
- Condition: Used
- Notes: Used, Great Condition, No Cracks
- SKU: 42-8M0057720
- Year: 2012 & Newer
- MPN: 42-8M0057720
- warehouse: T193C
- Horse Power: 150 Hp
- Casting Number: 8M0054990B
