---
title: "mercury water pump kit — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/mercury-water-pump-kit"
last_updated: "2026-07-14T01:57:00.713Z"
locale: en
meta:
  description: "a small market ($41K/yr) — mercury water pump kit doesn't clear our bar today."
  "og:description": "a small market ($41K/yr) — mercury water pump kit doesn't clear our bar today."
  "og:title": "mercury water pump kit — Niche Verdict: Skip it (37/100) | Amazon United States - Flapen"
---

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# **mercury water pump kit**

**Skip it**

A small market ($41K/yr) — this niche doesn't clear our bar today.

Market size 10Growth 59Conversion 34Competition 12Returns 47Price range 95Avg price 94Brand share 12Review moat 80Quality gap 22

**Price range**

**Incredible****$15.07–$87.11**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Avg price**

**Great****$46.53**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****397.8**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Good****+34.5%**

90-day search growth — must beat 0% to launch

**Returns**

**Okay****3.4%**

return rate — above 6% kills the launch gate

**Conversion**

**Okay****2.8%**

search→purchase rate — share of searches ending in a sale

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Competition**

**Bad****85%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****95%**

top-5 brand share — brand-locked demand

**Market size**

**Bad****$41K**

$41K/yr · 32K searches

## **Competition**

The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**7 **▼falling

**Sellers**

**38**

**Top-5 brand share**

**95%**

**Open market**

**2%**

- Quicksilver62% - UANOFCN16% - QUICKMARINER10% - WINGOGO4% - FREPURDO3% - DynaVim Parts2% - Open — no brand owns it (1 brand, 2%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$6K30%$12K45%$18K60%$25K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Quicksilver by Mercury Marine 8M0100526 Water Pump Repair Kit for Mercury or Mariner Outboards and MerCruiser Sterndrives](https://m.media-amazon.com/images/I/31iqLgQASmL.jpg)**Quicksilver by Mercury Marine 8M0100526 Water Pump Repair Kit for Mercury or Mariner Outboards and MerCruiser Sterndrives**Quicksilver**$52.89**4.8★1,698 rev](https://www.amazon.com/dp/B01BNSV0PQ) [2![Quicksilver 96148Q8 Water Pump Repair Kit for Mercury and Mariner Outboards and MerCruiser Stern Drives](https://m.media-amazon.com/images/I/413iWofu2YL.jpg)**Quicksilver 96148Q8 Water Pump Repair Kit for Mercury and Mariner Outboards and MerCruiser Stern Drives**Quicksilver**$59.98**4.7★1,167 rev](https://www.amazon.com/dp/B0006JJ5HO) [3![UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688](https://m.media-amazon.com/images/I/41RvTsh+0kL.jpg)**UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688**UANOFCN**$87.11**4.8★46 rev](https://www.amazon.com/dp/B0CDBZBGPN) [4![QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine](https://m.media-amazon.com/images/I/41sY1w0KLqL.jpg)**QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine**QUICKMARINER**$37.41**4.6★31 rev](https://www.amazon.com/dp/B0DD3B563G) [5![UanofCn 99157T2 Water Pump Repair Kit for Mercury Marine 2 Stroke 15-25 HP 4 Stroke 9.9-15 HP 46-99157T2](https://m.media-amazon.com/images/I/41lG18iYuaL.jpg)**UanofCn 99157T2 Water Pump Repair Kit for Mercury Marine 2 Stroke 15-25 HP 4 Stroke 9.9-15 HP 46-99157T2**UANOFCN**$31.64**4.6★511 rev](https://www.amazon.com/dp/B07PCNYRYD)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![FREPURDO 8M0100526 Water Pump Impeller Repair Kit Compatible with Mercury Mariner 40-60HP BigFoot 75-115HP 150HP EFI & MerCruiser Alpha One Gen II - Replaces 47-8m0100526 46-43024A7 Sierra 18-3214](https://m.media-amazon.com/images/I/41fFITtJKZL.jpg)**FREPURDO 8M0100526 Water Pump Impeller Repair Kit Compatible with Mercury Mariner 40-60HP BigFoot 75-115HP 150HP EFI & MerCruiser Alpha One Gen II - Replaces 47-8m0100526 46-43024A7 Sierra 18-3214**FREPURDO**$25.80**59 rev1y ago](https://www.amazon.com/dp/B0DQPMBDF2) [![QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine](https://m.media-amazon.com/images/I/41sY1w0KLqL.jpg)**QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine**QUICKMARINER**$37.41**31 rev1y ago](https://www.amazon.com/dp/B0DD3B563G) [![96148Q8 Water Pump Impeller Repair Kit for Mercury 2-Stroke Outboard and MerCruiser Alpha One Gen 1 Stern Drives 46-96148A8 46-96148Q8 96148A8 18-3217 Water Pump Kit for Mercury Mariner Outboard](https://m.media-amazon.com/images/I/51VmRGhwhpL.jpg)**96148Q8 Water Pump Impeller Repair Kit for Mercury 2-Stroke Outboard and MerCruiser Alpha One Gen 1 Stern Drives 46-96148A8 46-96148Q8 96148A8 18-3217 Water Pump Kit for Mercury Mariner Outboard**DynaVim Parts**$31.63**30 rev1y ago](https://www.amazon.com/dp/B0D7ZL5TKB) [![QuickMarine 8508910 Water Pump Impeller Service Kit for Mercury Marine Force 25 30 40 50 HP Outboard Motor Replacement 47-85089 47-85089-10 47-8M0027792 Sierra 18-3057 with Gasket and Key](https://m.media-amazon.com/images/I/41dbc4-B5oL.jpg)**QuickMarine 8508910 Water Pump Impeller Service Kit for Mercury Marine Force 25 30 40 50 HP Outboard Motor Replacement 47-85089 47-85089-10 47-8M0027792 Sierra 18-3057 with Gasket and Key**QUICKMARINER**$15.07**307 rev1y ago](https://www.amazon.com/dp/B0DB53Q9YV) [![UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688](https://m.media-amazon.com/images/I/41RvTsh+0kL.jpg)**UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688**UANOFCN**$87.11**46 rev2y ago](https://www.amazon.com/dp/B0CDBZBGPN)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![QuickMarine 8508910 Water Pump Impeller Service Kit for Mercury Marine Force 25 30 40 50 HP Outboard Motor Replacement 47-85089 47-85089-10 47-8M0027792 Sierra 18-3057 with Gasket and Key](https://m.media-amazon.com/images/I/41dbc4-B5oL.jpg)**QuickMarine 8508910 Water Pump Impeller Service Kit for Mercury Marine Force 25 30 40 50 HP Outboard Motor Replacement 47-85089 47-85089-10 47-8M0027792 Sierra 18-3057 with Gasket and Key**QUICKMARINER**$15.07**4.6★**▲ 88%**](https://www.amazon.com/dp/B0DB53Q9YV) [![UanofCn 99157T2 Water Pump Repair Kit for Mercury Marine 2 Stroke 15-25 HP 4 Stroke 9.9-15 HP 46-99157T2](https://m.media-amazon.com/images/I/41lG18iYuaL.jpg)**UanofCn 99157T2 Water Pump Repair Kit for Mercury Marine 2 Stroke 15-25 HP 4 Stroke 9.9-15 HP 46-99157T2**UANOFCN**$31.64**4.6★**▲ 77%**](https://www.amazon.com/dp/B07PCNYRYD) [![GHmarine 8M0113799 Water Pump Impeller Kit for Mercury Marine 30-125 HP 2-Stroke and 4-Stroke Outboard Engines Sierra 18-3688](https://m.media-amazon.com/images/I/41Nf-3XwHWL.jpg)**GHmarine 8M0113799 Water Pump Impeller Kit for Mercury Marine 30-125 HP 2-Stroke and 4-Stroke Outboard Engines Sierra 18-3688**GHmarine**$85.37**4.3★**▲ 75%**](https://www.amazon.com/dp/B0CDC1N4JN) [![QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine](https://m.media-amazon.com/images/I/41sY1w0KLqL.jpg)**QuickMarine 96148A8 Water Pump Impeller Repair Kit for Mercury Marine 75-200 HP Outboard Motors and MerCruiser Drives Replacement 46-96148A8 46-96148Q8 Sierra 18-3517 Boat Engine**QUICKMARINER**$37.41**4.6★**▲ 30%**](https://www.amazon.com/dp/B0DD3B563G) [![UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688](https://m.media-amazon.com/images/I/41RvTsh+0kL.jpg)**UanofCn 8M0113799 Water Pump Impeller Repair Kit for Mercury Marine 75-115 HP Outboard 46-8M0113799 43024A7 Sierra 18-3688**UANOFCN**$87.11**4.8★**— 6%**](https://www.amazon.com/dp/B0CDBZBGPN)

**~~View all trending →~~**

## **Demand**

Weekly Amazon search volume, last 9 weeks — +34.5% search growth over the last 90 days.

1K600May '26May '26May '26May '26Jun '26Jun '26Jun '26Jun '26Jul '26

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**23%

*“Good quality”*

**Advertised Vs Actual Product**23%

*“Worked as advertised”*

**Size-Overall**20%

*“Fit perfectly”*

**Value For Money**13%

*“a great value for the money”*

**Assembly/Installation**6%

*“Easy to install”*

**Correct Contents**5%

*“Nice kit including all the pieces you'd want to put back in”*

**Efficiency**4%

*“for good operation it is a must”*

**Pressure**2%

*“Pump fit great pumps good water good price and fast shipping”*

**Ease Of Use**2%

*“Fast and easy”*

**Instructions/User Manual/Troubleshooting**1%

*“Came with instructions”*

### **What buyers complain about **

**Advertised Vs Actual Product**33%

*“I want to get the items as shown in the pictures that are advertised. The impeller came with a plastic insert bushing the picture showed it was brass.”*

**Quality-Overall**17%

*“Not the greatest quality”*

**Value For Money**17%

*“way cheaper”*

**Weight Heavy**8%

*“Much heavier than after market”*

**Adhesion/Stickiness**6%

*“it can be a bit sticky to get it broke lose using a screw driver to break it lose”*

### **Top return reasons **

**Size-Overall**40%

**Compatibility-Overall**17%

**Defective Material/Parts**14%

**Advertised Vs Actual Product**13%

**Motor Issues**3%

**Value For Money**2%

**Maintenance And Repair**2%

**Functionality-Overall**2%

**Assembly/Installation**2%

**Product Condition**1%