---
title: "volvo penta fuel pump — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/volvo-penta-fuel-pump"
last_updated: "2026-07-14T06:19:53.917Z"
locale: en
meta:
  description: "volvo penta fuel pump shows demand growing +190.9% this quarter, but prices mostly outside the sweet spot ($39.68–$497.07) keeps it on the watch list."
  "og:description": "volvo penta fuel pump shows demand growing +190.9% this quarter, but prices mostly outside the sweet spot ($39.68–$497.07) keeps it on the watch list."
  "og:title": "volvo penta fuel pump — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
---

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# **volvo penta fuel pump**

**Worth a look**

Shows demand growing +190.9% this quarter, but prices mostly outside the sweet spot ($39.68–$497.07) keeps it on the watch list.

Market size 16Growth 97Conversion 64Competition 27Returns 18Price range 13Avg price 65Brand share 53Review moat 97Quality gap 94

**Growth**

**Incredible****+190.9%**

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

**Review moat**

**Incredible****62.38**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Great****4.0★**

avg incumbent rating — lower means beatable quality

**Avg price**

**Good****$130.89**

avg listing price — sweet spot $15–$100

**Conversion**

**Good****5.7%**

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

**Brand share**

**Good****73%**

top-5 brand share — brands hold most of the demand

**Competition**

**Okay****69%**

top-5 click share — leaders hold, buyers still browse

**Returns**

**Bad****7.7%**

return rate — above 6% kills the launch gate

**Market size**

**Bad****$66K**

$66K/yr · 9K searches

**Price range**

**Bad****$39.68–$497.07**

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

## **Competition**

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**12 **▼falling

**Sellers**

**15**

**Top-5 brand share**

**73%**

**Open market**

**22%**

- CARMOCAR40% - Yezoauto9% - LLNSEAUTO9% - Yeoflagtrade8% - OTO-KAUTOPARTS6% - UNK5%

## **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%$10K30%$20K45%$30K60%$39K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 13 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Electric Fuel Pump Assembly Replacement For Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210](https://m.media-amazon.com/images/I/41EyzZXK1HL.jpg)**Electric Fuel Pump Assembly Replacement For Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210**CARMOCAR**$147.21**4.0★429 rev](https://www.amazon.com/dp/B076Q9RG1R) [2![Electric Fuel Pump Assembly Replacement For Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210](https://m.media-amazon.com/images/I/41G8ChRLVzL.jpg)**Electric Fuel Pump Assembly Replacement For Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210**LLNSEAUTO**$107.84**3.9★41 rev](https://www.amazon.com/dp/B0B7HBSLZN) [3![Yeoflagtrade Low Pressure Marine/Outboard Fuel Pump Replacement Compatible QFS OEM Volvo Penta/MC Stern Drive 1994-1998 18-7326 3858261 3854620 3854902 3850809 3857986](https://m.media-amazon.com/images/I/31ICIMskKgL.jpg)**Yeoflagtrade Low Pressure Marine/Outboard Fuel Pump Replacement Compatible QFS OEM Volvo Penta/MC Stern Drive 1994-1998 18-7326 3858261 3854620 3854902 3850809 3857986**Yeoflagtrade**$46.99**4.5★36 rev](https://www.amazon.com/dp/B0CGLTXJNG) [4![OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771](https://m.media-amazon.com/images/I/41atawKIKSL.jpg)**OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771**OTO-KAUTOPARTS**$123.77**4.2★32 rev](https://www.amazon.com/dp/B0FDK11WSQ) [5![Electric Fuel Pump for carburated Volvo Penta 3858261 3850809 3854620 3857986 4.3 5.0 5.7](https://m.media-amazon.com/images/I/41aLKjB-hsL.jpg)**Electric Fuel Pump for carburated Volvo Penta 3858261 3850809 3854620 3857986 4.3 5.0 5.7**UNK**$39.68**3.9★175 rev](https://www.amazon.com/dp/B07K38B1SK)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![GCKAE Electric Fuel Pump Assembly Replacement Compatible with Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210](https://m.media-amazon.com/images/I/41AlwFf5JCL.jpg)**GCKAE Electric Fuel Pump Assembly Replacement Compatible with Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210**GCKAE**$144.82**7 rev5mo ago](https://www.amazon.com/dp/B0GL1BV3GS) [![Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3GXI 4.3OSI 5.0GXI 5.0OSI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Engines Replaces 21608511 21545138 21397771 3594444 3861355 3860210](https://m.media-amazon.com/images/I/41JVzUe+zjL.jpg)**Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3GXI 4.3OSI 5.0GXI 5.0OSI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Engines Replaces 21608511 21545138 21397771 3594444 3861355 3860210**ATRACYPART**$116.52**4 rev10mo ago](https://www.amazon.com/dp/B0FMK5GTPS) [![OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771](https://m.media-amazon.com/images/I/41atawKIKSL.jpg)**OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771**OTO-KAUTOPARTS**$123.77**32 rev1y ago](https://www.amazon.com/dp/B0FDK11WSQ) [![Marine Fuel Pump Assembly Fit for Volvo Penta Stern Drive 8.1L Engines P61885S 22058474 23410900](https://m.media-amazon.com/images/I/31zErByrSbL.jpg)**Marine Fuel Pump Assembly Fit for Volvo Penta Stern Drive 8.1L Engines P61885S 22058474 23410900**JaoRop**$497.07**1 rev1y ago](https://www.amazon.com/dp/B0FC68W1PZ) [![MXSAG Electric Fuel Pump High + Low Pressure Compatible With Volvo Outboard Marine Penta EFI Fuel Injected Engines: 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L GI GXI GSI OSI OSXI Replaces 3588865 3861355 21608511](https://m.media-amazon.com/images/I/413wjbJ-amL.jpg)**MXSAG Electric Fuel Pump High + Low Pressure Compatible With Volvo Outboard Marine Penta EFI Fuel Injected Engines: 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L GI GXI GSI OSI OSXI Replaces 3588865 3861355 21608511**MXSAG**$75.24**2 rev1y ago](https://www.amazon.com/dp/B0F9PDHN51)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![GCKAE Electric Fuel Pump Assembly Replacement Compatible with Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210](https://m.media-amazon.com/images/I/41AlwFf5JCL.jpg)**GCKAE Electric Fuel Pump Assembly Replacement Compatible with Volvo Penta 21608511 21545138 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI 3594444 213977771 3861355 3860210**GCKAE**$144.82**2.8★**▲ 126%**](https://www.amazon.com/dp/B0GL1BV3GS) [![Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3GXI 4.3OSI 5.0GXI 5.0OSI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Engines Replaces 21608511 21545138 21397771 3594444 3861355 3860210](https://m.media-amazon.com/images/I/41JVzUe+zjL.jpg)**Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3GXI 4.3OSI 5.0GXI 5.0OSI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Engines Replaces 21608511 21545138 21397771 3594444 3861355 3860210**ATRACYPART**$116.52**3.5★**▲ 94%**](https://www.amazon.com/dp/B0FMK5GTPS) [![MXSAG Electric Fuel Pump High + Low Pressure Compatible With Volvo Outboard Marine Penta EFI Fuel Injected Engines: 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L GI GXI GSI OSI OSXI Replaces 3588865 3861355 21608511](https://m.media-amazon.com/images/I/413wjbJ-amL.jpg)**MXSAG Electric Fuel Pump High + Low Pressure Compatible With Volvo Outboard Marine Penta EFI Fuel Injected Engines: 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L GI GXI GSI OSI OSXI Replaces 3588865 3861355 21608511**MXSAG**$75.24**5.0★**▲ 62%**](https://www.amazon.com/dp/B0F9PDHN51) [![OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771](https://m.media-amazon.com/images/I/41atawKIKSL.jpg)**OTO-K Electric Fuel Pump Assembly Compatible with Volvo Penta 4.3L 5.0L 5.7L for 4.3OSI 4.3GXI 5.0OSI 5.0GXI 5.7GI 5.7GXI 5.7OSI 5.7OSXI Marine Fuel Pump OE#21608511 21545138 3861355 3860210 213977771**OTO-KAUTOPARTS**$123.77**4.2★**▲ 53%**](https://www.amazon.com/dp/B0FDK11WSQ) [![Yeoflagtrade Low Pressure Marine/Outboard Fuel Pump Replacement Compatible QFS OEM Volvo Penta/MC Stern Drive 1994-1998 18-7326 3858261 3854620 3854902 3850809 3857986](https://m.media-amazon.com/images/I/31ICIMskKgL.jpg)**Yeoflagtrade Low Pressure Marine/Outboard Fuel Pump Replacement Compatible QFS OEM Volvo Penta/MC Stern Drive 1994-1998 18-7326 3858261 3854620 3854902 3850809 3857986**Yeoflagtrade**$46.99**4.5★**▲ 16%**](https://www.amazon.com/dp/B0CGLTXJNG)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 92 weeks — +190.9% search growth over the last 90 days.

500300Spike '25Prime Day '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 11.2×

## **Reviews**

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

### **What buyers love **

**Size-Overall**18%

*“Fits perfectly works great”*

**Assembly/Installation**17%

*“well put together”*

**Value For Money**14%

*“It is a really solid value for marine parts”*

**Fuel Efficiency**8%

*“would highly recommend this fuel pump”*

**Pressure**7%

*“Have a pressure tester handy”*

**Rusts/Corrodes**6%

*“One other nice thing about it is that the paint or finish coating seems like it will hold up against corrosion in a bilge environment”*

**Quality-Overall**5%

*“It seems to be of good quality and really well-made”*

**Strength**4%

*“New pump seems as strong as the OEM initially was”*

**Durability**3%

*“its lasted a year so far”*

**Efficiency**2%

*“Worked great for me”*

### **What buyers complain about **

**Durability**38%

*“Broke in less than a month”*

**Leak-Proof**17%

*“Leaked first time using it”*

**Quality-Overall**6%

*“Skeptical about quality due to it being 1/6 the cost if original Volvo Penta / Carter pump”*

**Strength**4%

*“it was getting weak when under load getting out of the hole”*

**Weight Heavy**3%

*“The whole thing feels surprisingly heavy”*

**Value For Money**3%

*“Marine parts are usually outrageously expensive”*

**Noise Level**3%

*“We were getting the boat ready for the lake season when I noticed the old fuel pump was whining loudly”*

### **Top return reasons **

**Defective Material/Parts**19%

**Pressure**14%

**Leak-Proof**10%

**Size-Overall**10%

**Compatibility-Overall**7%

**Functionality-Overall**6%

**Assembly/Installation**6%

**Connectivity-Overall**5%

**Durability**4%

**Coolant**3%