---
title: "Spark Plug 794-00055a — $30K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/spark-plug-794-00055a"
last_updated: "2026-08-10T03:17:20.463Z"
locale: en
meta:
description: "Niche score 43/100 · $30K/yr market · 17K searches/yr · $9.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $30K/yr market · 17K searches/yr · $9.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Spark Plug 794-00055a — $30K/yr Amazon US Niche (2026) - Flapen"
---
# **spark plug 794-00055a**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 8Growth 97Conversion 99Competition 0Returns 82Price range 0Avg price 31Brand share 0Review moat 90Quality gap 28
**Conversion**
**Incredible****18.4%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Incredible****+168.8%**
90-day search growth — must beat 0% to launch
**Review moat**
**Great****200.2**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Avg price**
**Okay****$9.75**
avg listing price — sweet spot $15–$100
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$30K**
$30K/yr · 17K searches
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$6.99–$13.11**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, spark plug 794-00055a is a $30K/yr Amazon United States market (17K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–May–Jun–Jul–Aug. Verdict: Skip it — 43/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **spark plug 794-00055a market data**
- **Units sold / yr**
- **3K–4K**
- avg 250–500/product
- **Revenue / yr**
- **$29K–$39K**
- units × avg price
- **Conversion rate**
- **18.4%**
- **Avg BSR**
- **#160**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **71 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **—flat
**Sellers**
**6**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Hipa70% - Pro Chaser11% - Wetenex10% - TORCH9%
## **Demand & seasonality**
Weekly Amazon search volume, last 55 weeks — +168.8% search growth over the last 90 days.
600400Prime Day '25Spike '26 seasonJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Apr, May, Jun, Jul, Aug · busiest ÷ quietest = 7.1×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/spark-plug-794-00055a/trend)
## **Top spark plug 794-00055a products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%$5K30%$9K45%$14K60%$18K101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 5 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**794-00055A Spark Plug for Champion RDJ7J MTD 753-06847 753-06193 Bolens BL110 BL125 BL160 Troy Bilt TB22 YN22EC TB32EC TB35EC TB25C TB25CB Trimmer Brushcutter**Hipa**$9.22**4.7★390 rev](https://www.amazon.com/dp/B08JH3RKR1) [2**Hipa 794-00055A Spark Plug Replaces MTD 794 00055A 753-06847 753-06193 794-00050 Champion RDJ7J DJ7J NGK BM6F Spark Plug (4 Pack)**Hipa**$11.62**4.6★246 rev](https://www.amazon.com/dp/B0BD497BW5) [3**794-00055A Spark Plug for MTD RDJ7J DJ8J 753-06847 794-00050 753-06193 Champion DJ7J DJ8 847 850 NGK 6221 745 BM6F BM6FY (Pack of 4)**Pro Chaser**$13.11**4.4★71 rev](https://www.amazon.com/dp/B0DKNCTGB2) [4**794-00055A Spark Plug for Champion RDJ7J RDJ8J MTD Troy Bilt 753-06847 753-06193 79400055A TB22 TB22EC TB32EC TB35EC TB25C TB25CB Bolens BL110 BL160 Trimmer Blower 2 PACK**Wetenex**$7.79**4.6★11 rev](https://www.amazon.com/dp/B0GR8VJQPF) [5**TORCH BM6F Spark Plug Replace for CHAMPION DJ8J DJ7J 847 850 for NGK BM6F 794-00050 794-00055A for BOSCH HS8E HS6E WAK145T3 for DENSO T20M-U for MEGA-FIRE SE-J8D for ACDelco CS44TA CS45T OEM**TORCH**$6.99**4.6★283 rev](https://www.amazon.com/dp/B09V7FMB53)
### **Newest**
by launch date
[**794-00055A Spark Plug for Champion RDJ7J RDJ8J MTD Troy Bilt 753-06847 753-06193 79400055A TB22 TB22EC TB32EC TB35EC TB25C TB25CB Bolens BL110 BL160 Trimmer Blower 2 PACK**Wetenex**$7.79**11 rev4mo ago](https://www.amazon.com/dp/B0GR8VJQPF) [**Hipa 794-00055A Spark Plug Replaces MTD 794 00055A 753-06847 753-06193 794-00050 Champion RDJ7J DJ7J NGK BM6F Spark Plug (4 Pack)**Hipa**$11.62**246 rev3y ago](https://www.amazon.com/dp/B0BD497BW5) [**TORCH BM6F Spark Plug Replace for CHAMPION DJ8J DJ7J 847 850 for NGK BM6F 794-00050 794-00055A for BOSCH HS8E HS6E WAK145T3 for DENSO T20M-U for MEGA-FIRE SE-J8D for ACDelco CS44TA CS45T OEM**TORCH**$6.99**283 rev4y ago](https://www.amazon.com/dp/B09V7FMB53) [**794-00055A Spark Plug for Champion RDJ7J MTD 753-06847 753-06193 Bolens BL110 BL125 BL160 Troy Bilt TB22 YN22EC TB32EC TB35EC TB25C TB25CB Trimmer Brushcutter**Hipa**$9.22**390 rev5y ago](https://www.amazon.com/dp/B08JH3RKR1) [**794-00055A Spark Plug for MTD RDJ7J DJ8J 753-06847 794-00050 753-06193 Champion DJ7J DJ8 847 850 NGK 6221 745 BM6F BM6FY (Pack of 4)**Pro Chaser**$13.11**71 rev6y ago](https://www.amazon.com/dp/B0DKNCTGB2)
### **Trending**
90-day click momentum
[**794-00055A Spark Plug for Champion RDJ7J RDJ8J MTD Troy Bilt 753-06847 753-06193 79400055A TB22 TB22EC TB32EC TB35EC TB25C TB25CB Bolens BL110 BL160 Trimmer Blower 2 PACK**Wetenex**$7.79**4.6★**▲ 114%**](https://www.amazon.com/dp/B0GR8VJQPF) [**Hipa 794-00055A Spark Plug Replaces MTD 794 00055A 753-06847 753-06193 794-00050 Champion RDJ7J DJ7J NGK BM6F Spark Plug (4 Pack)**Hipa**$11.62**4.6★**— 8%**](https://www.amazon.com/dp/B0BD497BW5) [**794-00055A Spark Plug for Champion RDJ7J MTD 753-06847 753-06193 Bolens BL110 BL125 BL160 Troy Bilt TB22 YN22EC TB32EC TB35EC TB25C TB25CB Trimmer Brushcutter**Hipa**$9.22**4.7★**— 0%**](https://www.amazon.com/dp/B08JH3RKR1) [**794-00055A Spark Plug for MTD RDJ7J DJ8J 753-06847 794-00050 753-06193 Champion DJ7J DJ8 847 850 NGK 6221 745 BM6F BM6FY (Pack of 4)**Pro Chaser**$13.11**4.4★**▼ 19%**](https://www.amazon.com/dp/B0DKNCTGB2) [**TORCH BM6F Spark Plug Replace for CHAMPION DJ8J DJ7J 847 850 for NGK BM6F 794-00050 794-00055A for BOSCH HS8E HS6E WAK145T3 for DENSO T20M-U for MEGA-FIRE SE-J8D for ACDelco CS44TA CS45T OEM**TORCH**$6.99**4.6★**▼ 31%**](https://www.amazon.com/dp/B09V7FMB53)
## **What buyers say about spark plug 794-00055a**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**29%
*“Perfect fit”*
**Advertised Vs Actual Product**17%
*“The picture was correct”*
**Value For Money**13%
*“Value for your money, easy installment, works”*
**Socket/Port/Plug**8%
*“Good plugs”*
**Functionality-Overall**8%
*“Works great and engine starts right up every time”*
**Quality-Overall**4%
*“Quality”*
**Ease Of Use**4%
*“easy installment, works”*
**Design-Overall**4%
*“Worked as designed”*
**Efficiency**4%
*“Work good so far good to have on the shelf for when diagnosing equipment”*
**Motor Power**4%
*“Works great and engine starts right up every time”*
### **What buyers complain about **
**Rusts/Corrodes**33%
*“My weed whacker failed to start after the winter, and the old spark plug was corroded and burnt”*
**Maintenance And Repair**33%
*“Took a few more pulls than I expected after replacement”*
**Pressure**17%
*“plug hits top of piston”*
**Leak-Proof**17%
*“No washers on plugs so they dont seal well”*
### **Top return reasons **
**Size-Overall**47%
**Functionality-Overall**13%
**Compatibility-Overall**12%
**Advertised Vs Actual Product**9%
**Value For Money**7%
**Defective Material/Parts**4%
**Socket/Port/Plug**3%
**Assembly/Installation**1%
**Maintenance And Repair**1%
**Add-Ons/Attachments**1%
## **Common questions**
- **Is spark plug 794-00055a profitable to sell on Amazon United States?**
- The niche generates $30K/yr across 5 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +168.8%. Flapen's verdict: Skip it (43/100).
- **How competitive is the spark plug 794-00055a niche?**
- 4 brands and 6 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in spark plug 794-00055a?**
- Top complaints mined from reviews: Rusts/Corrodes, Maintenance And Repair, Pressure. The return rate is 1.7%.
- **When does demand for spark plug 794-00055a peak?**
- Demand peaks in Apr–May–Jun–Jul–Aug; the busiest month runs 7.1× the quietest.
- **What does it cost to enter the spark plug 794-00055a niche?**
- Listings span $6.99–$13.11; the average listing price is $9.75 (sweet spot $15–$100). The average incumbent carries 200 reviews — the moat a new listing must climb.
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