Water Pump Impeller Kit 879312025 for MerCruiser - 12-Blade with Gaskets
â Premium 12-Blade Impeller Kit for MerCruiser Marine Engines - Complete!
High quality water pump impeller kit specifically designed for MerCruiser marine engines. Complete with impeller, O-ring and 6 gaskets â everything you need for professional water pump service!
â EXCEPTIONALLY WIDE COMPATIBILITY:
Primarily for MerCruiser:
- â MerCruiser Marine Pumps 879312023, 854179001
Compatible with MULTIPLE brands:
- Volvo Penta: 835874
- Sherwood: 10615K
- Jabsco: 18948-0001, 18948-0001-P
- Johnson: 09-702B, 09-702B-1
- Cummins: 3908220, C0 1320292, C0 1320348
- Onan: 132-0292, 132-0348, 132-0349, 541-1524, 541-1542, 541-1316
- Perkins: NA900012
- Westerbeke: 13930
- Crusader: 20300
- Oberdorfer: 8922
- Pleasurecraft: R061017
đ© REPLACES OEM NUMBERS:
MerCruiser: 47-879312025, 879312025
Sierra: 18-3047
GLM: 89621
Mallory: 9-45706
đŠ COMPLETE KIT INCLUDES:
- â 1x Premium 12-blade impeller (neoprene with brass insert)
- â 1x O-ring (high quality seal)
- â 6x Gaskets (complete seals)
Everything included â ready for installation!
đ TECHNICAL SPECIFICATIONS:
- Outer diameter: 65mm (2.56")
- Height: 41.4mm (1.63")
- Shaft diameter: 16mm (0.63")
- Number of blades: 12 pcs (maximum performance!)
- Drive type: KEY Drive (key)
- Material: Neoprene (premium rubber)
- Insert: Brass (corrosion resistant)
- Weight: about 225 grams
- Condition: Brand new
đ WHY CHOOSE THIS KIT?
- đȘ 12-blade design â maximum water flow and efficient cooling
- đ KEY Drive â reliable power transmission with key
- đ„ Brass insert â corrosion resistant and long-term durability
- ⥠Premium neoprene â withstands high temperatures and salt water
- đ§ Complete kit â impeller, O-ring and 6 gaskets included
- đŻ Exact fit â direct replacement for OEM parts
- đ Exceptional compatibility â fits MerCruiser, Volvo, Sherwood and others.
â ïž WHY IS REGULAR REPLACEMENT CRITICAL?
A functioning impeller is crucial to the survival of your MerCruiser engine! A worn impeller can lead to:
- â Engine overheating
- â Damaged cylinder heads and gaskets
- â Reduced performance and power loss
- â Total breakdown (can cost SEK 50,000+!)
- â Stretched out on the lake
đ„ Prevent expensive repairs â replace the impeller regularly!
đĄ EXPERT ADVICE FOR MERCRUISER OWNERS:
- đ Replace annually â or every 200 operating hours (whichever comes first)
- đ Inspect the cooling water body â weak jet = warning signal!
- đ§° Use lubricant â when assembling to protect the impeller
- âïž Replace ALL parts â impeller, O-ring and gaskets at the same time
- đ Saltwater farm? â inspect more often (every season)
- đ KEY Drive â check that the key is seated correctly when installing
- đ« NEVER run dry â the impeller will be destroyed in seconds!
đ§ EASY INSTALLATION:
Installation in 5 steps:
- đ§ Remove the water pump housing
- đïž Clean the pump chamber thoroughly
- đ Install new impeller with key (KEY)
- â Replace O-ring and all 6 gaskets
- đ©Reassemble and test the cooling water body
Detailed instructions are provided in the MerCruiser Service Manual.
đŻ PERFECT FOR:
- â MerCruiser marine engines
- đ€ Volvo Penta and Sherwood water pumps
- đ§ Seasonal service and annual maintenance
- đ ïž Boat workshops and professional mechanics
- đŒ Commercial vessels and workboats
- â” Pleasure boats and motorboats
- đ Saltwater and freshwater use
đ COMPATIBILITY CHECK:
This kit fits an exceptionally wide range of marine engines and water pumps:
- â MerCruiser marine pumps (879312023, 854179001)
- â Volvo Penta engines (835874)
- â Sherwood water pumps (10615K)
- â Jabsco, Johnson, Cummins, Onan
- â Perkins, Westerbeke, Crusader, Oberdorfer
Always check your existing OEM number to ensure compatibility!
â CUSTOMER BENEFIT:
"With this complete 12-blade impeller kit you get professional quality at a great price. The brass insert provides long-term durability, while the 12 blades ensure maximum water flow. Complete with O-ring and 6 gaskets â everything you need for a complete water pump service on your MerCruiser or compatible engine!"
đ FAST DELIVERY - KEEP YOUR ENGINE IN TOP CONDITION!
Don't wait until it's too late! A worn impeller can destroy your engine in minutes. Order this complete kit today and get peace of mind on the water. Fits MerCruiser, Volvo Penta, Sherwood and many more - professional quality guaranteed! đ
đ NOTE! Always check your existing OEM number before ordering to ensure 100% compatibility. If you have any questions about fitment, please contact us!

