Why pay dealer markup? Get genuine Mercury Marine quality at discount pricing. This HOUSING KIT, Upper Water Pump COMPONENT OF G/H WATER PUMP REPAIR KIT [46- 43024A 7] delivers OEM reliability with savings up to 20% below retail.

Factory-built to exact Mercury Marine specifications, this pump ensures reliable operation across all engine RPM ranges. Part number 817275A2 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Why risk your Mercury engine with questionable aftermarket parts? Genuine part 817275A2 is built to last, backed by Mercury Marine’s decades of marine engineering expertise and proven reliability.

Compatible Mercury Marine Engines

FITS: 100-115HP MARINER, MERCURY (EFI)

• Fits MARINER, MERCURY 100-115HP engines
• Compatible HP: 100HP, 115HP
• Model types: EFI
• Covers 24 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

100HP Models

• 100HP EFI (Mariner): 0P459572-2B059605, 1B227000-1B366822, 1B366823-2B059605
• 100HP EFI (Mercury): 0P459572-2B059605, 1B227000-1B366822, 1B366823-2B059605
• 100HP OUTBOARD (Mariner): 0A722297-0D283221, 0D283222-0G760299, 0G760300-0G965520, 0P017000-0P058999, 9523034-9793576, 9793577-0P016999
• 100HP OUTBOARD (Mercury): 0B209468-0D283221, 0D283222-0G760299, 0G760300-0G965520, 0P017000-0P058999, 9523034-9793576, 9793577-0P016999

115HP Models

• 115HP OUTBOARD (Mariner): 0C100000-0D283221, 0D283222-0G760299, 0G760300-0T979999
• 115HP OUTBOARD (Mercury): 0C100000-0D283221, 0D283222-0G760299, 0G760300-0T979999

Don’t know where your serial number is? Our quick reference guide shows exactly where to find it on Mercury Marine engines.

Verification & Support

Not sure if part 817275A2 fits your engine? Try our parts finder tool — it’s quick and easy. Need expert help? Contact us using the buttons at the bottom of this page – text, call, or email, whatever works best for you

40+ years of marine expertise. Low prices, fast shipping – most orders placed by 1pm ship today.