How do you replace a mercury water pump?
Save the key and open the pump replacement kit. Lay the kit’s contents out on the workbench. Remove only the parts of the pump that are included in the replacement kit. Use a paint scraper to clean any bits of gasket from the top of the lower unit.
What is the impeller on a Mercury Mariner water pump?
14 Units which have already had a complete pump replacement with the 46-46893A 6 pump should use 47-22748 impeller.
Do you need to change your water pump?
Of course your motor’s impeller needs to be changed regularly, but it’s also a good idea to replace other components of your water pump to maintain proper engine cooling. Water pump kit contents vary so please take a look at the categories below and check the content of the kit you order.
What to look for in a water pump kit?
Water pump kit contents vary so please take a look at the categories below and check the content of the kit you order. Items included may be an impeller, wear plate, impeller cups, o-rings, grommets, mounting bolts, pump housings and gaskets.
How do you replace a water pump on a MerCruiser?
Replacing Your MerCruiser Water Pump: Drop the gearcase to access the water pump housing. Locate the bolt under the trim tab. Using a fitting socket on the four mounting bolts, remove the water pump assembly. If your MerCruiser impeller’s vanes are no longer straight, it needs to be replaced.
Which is water pump impeller for Mercury outboard engine?
Includes water pump base 18-3419 (replaces… Sierra 18-3017 Water Pump Impeller for Mercury Sierra replacement water pump impeller for Mercury and Mercruiser engines. This impeller fits MCM and outboard applications. All Sierra engine parts are manufactured to meet or exceed OEM requirements…
What’s the serial number on a Mercury Mariner water pump?
9 Models with flush hole. 10 Models without flush hole. 11 Models having plastic upper housing use a 48752 insert cup. 12 Units already having a complete pump replacement using 46-46893A 6 should use the 2193818 – 2529894 serial group for components.
Of course your motor’s impeller needs to be changed regularly, but it’s also a good idea to replace other components of your water pump to maintain proper engine cooling. Water pump kit contents vary so please take a look at the categories below and check the content of the kit you order.