Mercury Mariner was created in 2005.
You can find used marine fuel injection pumps for Mercury Marine at junkyards. You can also check local marine stores.
Mercury Marine manufactures marine products such as engines, propellers, inflatable boats, services and parts for recreational, commercial and government use.
Mercury Marine is a division of the Brunswick Corporation. Their stock symbol is "BC". It closed today at $4.15/ share.
PH6607
In the lower unit or gearbox
Home Depot has a variety of items to choose from to accommodate your needs. The site will allow you to observe and select a particular motor manufactured by Mercury Marine.
The serial number 9137327 for a 20 HP Mercury Outboard is not not listed in the Mercury Marine parts catalog.
45 actual hp.
Mercury wants you to install a battery with at least 525 marine cranking amps if you boat in the summer, and 1000 marine cranking amps for winter boaters.
If it is fuel injected it will not have a carburetor.
I contacted Mercury Marine outboard division and they answered within a week. Very good response.