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Add to CartSierra high-quality marine engine parts are designed to meet OEM specifications. Fits 2000 and newer MCM V-6 AND V-8 (305, 350, & 496 CID) engines with the brass sea water pump.
Interchangeable With:
s/s from Sierra part # 18-3160
What is the Sierra 18-3160-1 MerCruiser V6/V8 2000 & Newer Brass Sea Water Pump used for?
The Sierra 18-3160-1 is a brass sea water pump for MerCruiser MCM V-6 and V-8 marine engines. It is designed for 2000 and newer engines with the brass sea water pump and is specified for 305, 350, and 496 CID applications.
What MerCruiser engines does the Sierra 18-3160-1 Brass Sea Water Pump fit?
The Sierra 18-3160-1 fits 2000 and newer MCM V-6 and V-8 engines with the brass sea water pump. Listed engine sizes include 305, 350, and 496 CID. Verify that your MerCruiser engine uses the brass sea water pump before selecting this replacement.
What impeller should be used with the Sierra 18-3160-1 Sea Water Pump?
The Sierra 18-3160-1 Brass Sea Water Pump is specified for use with the Sierra 18-3016-1 Impeller. The product description identifies this impeller as the component to use with the pump.
What parts is the Sierra 18-3160-1 Sea Water Pump interchangeable with?
The Sierra 18-3160-1 is interchangeable with MerCruiser Stern Drive part numbers 46-862914A13 and 8M0118062. It is also interchangeable with Quicksilver part number 8M0139984. The Sierra 18-3160-1 supersedes Sierra part number 18-3160.
How can I verify that the Sierra 18-3160-1 Brass Sea Water Pump fits my engine?
Verify that your engine is a 2000 or newer MerCruiser MCM V-6 or V-8 with a brass sea water pump. The listed engine applications are 305, 350, and 496 CID. Comparing your existing pump part number with the listed interchangeable numbers can also help verify the application.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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