GHmarine 817275A5 Water Pump Impeller Kit for MerCruiser Alpha 1 Gen 2 by GHmarine - Used condition

GHmarine 817275A5 Water Pump Impeller Kit for MerCruiser Alpha 1 Gen 2 — Open-Box, 21% Off

Name: GHmarine 817275A5 Water Pump Impeller Kit for MerCruiser Alpha 1 Gen 2
Brand: GHmarine
SKU: awhd-us-b0gvbl3fdg
Price: 35.42 USD
Availability: InStock

Brand: GHmarine

Condition: Used - VeryGood

$35⁴²

$44⁹⁹

-21% Save $9⁵⁷

Updated: 47 days ago

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Description

The Water Pump Impeller Repair Kit is designed for Mercury MerCruiser Alpha 1 Gen 2 Drives 200HP 225HP 250HP 1991-2021 motors. It helps keep the cooling system running smoothly during regular boating use The Outboard Impeller Kit for Mercury 817275A5 for MerCruiser 817275K05 817275A6 817275A4 817275T4 817275Q4 is also compatible with Sierra 18-3147 The Aftermarket Replacement Water Pump Repair Kit for Mercury includes components: a rubber impeller, Housing, Key, O-ring, Plate and more The Water Pump Service Kit helps restore cooling performance by replacing worn parts that may cause overheating reduced water flow or water pump failure over time. The Marine Cooling System Impeller Repair Kit is recommended for seasonal or 100-hour maintenance and helps prevent unexpected cooling problems when operating in seawater shallow areas or waters with debris.

Water Pump Impeller Repair Kit with Housing - Fits Mercury MerCruiser Sterndrive Alpha One Gen 2 Stern Drives 200 225 250 HP 1991-2021

It helps support engine cooling and maintain water flow for your boat's performance on the water.

Compatible for Mercury MerCruiser Motor Models(Verify your engine year and displacement):

Fits MerCruiser Sterndrive Alpha One Gen 2 Stern Drives 200 225 250 HP 1991-2021

for Mercury Marine 200 DFI Serial: 0G590000 THRU 0T800999
for Mercury Marine 200 DFI (3.0L) Serial: 0T801000 THRU 1B504988
for Mercury Marine 200 DFI (3.0L)(DTS) Serial: 0T980000 THRU 1B504988
for Mercury Marine 200 EFI (3.0L) Serial: 0T750164 THRU 1B504988
for Mercury Marine 225 Carb (3.0L) Serial: 0G760300 THRU 0T408999
for Mercury Marine 225 DFI Serial: 0G590000 THRU 1B504988
for Mercury Marine 225 DFI (3.0L) Serial: 0T801000 THRU 1B504988
for Mercury Marine 225 DFI (3.0L)(DTS) Serial: 0T599000 THRU 1B504988
for Mercury Marine 225 EFI (3.0L) Serial: 0G760300 THRU 1B504988
for Mercury Marine 225 EFI (3.0L) Seapro / Marathon Serial: 0T801000 THRU 1B417701
for Mercury Marine 225 PRO XS DFI (3.0L) Serial: 1B104549 THRU 1B426560
for Mercury Marine 225 Seapro / Marathon Carb (3.0L) Serial: 0G760300 THRU 0T408999
for Mercury Marine 250 EFI (3.0L) Serial: 0G760300 THRU 1B504988
for Mercury Marine 250XB EFI (3.0L) Serial: 0G980600 THRU 0T800999
for Mercury Marine 3.0L EFI Seapro / Marathon Serial: 0T409000 THRU 0T800999
Feel free to share your engine serial number for compatibility confirmation.

Replaces Part Numbers:

Replaces Mercury Marine 817275A5
Replaces MerCruiser Stern Drive 817275K05 817275A6 817275A4 817275T4 817275Q4
Replaces Mallory 9-48315
Replaces Sierra 18-3147

Package Include:

1 x Carrier Seal 821759A4

1 x Impeller 47-43026T2

1 x Impeller Plate 8172761

1 x Impeller Key 28-43037

2 x O-Ring 25-21836

1 x Seal Ring Gasket 26-45577B1

1 x Face Seal and Tool 26-816575A2

1 x Impeller Gasket 27-430331

1 x Impeller Gasket 27-8172771

1 x Drain Screw Gasket 12-191833

please refer to the images for details

Key Features of Our Kit:

Neoprene rubber impeller resists saltwater corrosion for pumping performance and service life.

Drop-in design for DIY installation: ready in minutes with basic tools.

Materials tested for heat resistance abrasion and operation in fresh or saltwater conditions.

Why Regular Impeller Replacement Matters

The impeller draws in water to circulate through the engine for heat dissipation. Over time saltwater exposure debris dry running or wear can cause the rubber blades to crack deform or break off—reducing water flow and risking engine damage like warped cylinders or seized pistons. Marine sources suggest inspecting and replacing it every season or after 100 hours of use to help avoid repair costs and support performance.

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Product Details

SKU:: awhd-us-b0gvbl3fdg
Model:: 817275A5
Country:: US
ASIN:: B0GVBL3FDG

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Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $10 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

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Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

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