---
title: "F7tc Spark Plug — $62K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/f7tc-spark-plug"
last_updated: "2026-08-11T00:33:42.491Z"
locale: en
meta:
description: "Niche score 41/100 · $62K/yr market · 44K searches/yr · $9.97 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $62K/yr market · 44K searches/yr · $9.97 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "F7tc Spark Plug — $62K/yr Amazon US Niche (2026) - Flapen"
---
# **f7tc spark plug**
**Skip it**
A small market ($62K/yr) — this niche doesn't clear our bar today.
Market size 16Growth 24Conversion 96Competition 23Returns 90Price range 24Avg price 33Brand share 28Review moat 92Quality gap 27
**Conversion**
**Incredible****14.2%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Great****151.6**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Okay****$9.97**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-2.9%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****$5.27–$18.15**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Bad****73%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$62K**
$62K/yr · 44K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, f7tc spark plug is a $62K/yr Amazon United States market (44K searches/yr). The top 5 brands hold 88% of demand. Verdict: Skip it — 41/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **f7tc spark plug market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$60K–$80K**
- units × avg price
- **Conversion rate**
- **14.2%**
- **Avg BSR**
- **#503**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **80%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **46 months**
- **Avg seller age**
- **181 days**
## **Competition & brand share**
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **▼falling
**Sellers**
**34**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**73%**
Top 20: 100%
**Open market**
**8%**
- TORCH51% - NGK13% - GREPSPUD11% - FLYPIG8% - WATODAY4% - Generic4% - Open — no brand owns it (4 brands, 8%)
## **Demand**
Weekly Amazon search volume, last 23 weeks — -2.9% search growth over the last 90 days.
2K2KFeb '26Feb '26Mar '26Apr '26Apr '26May '26Jun '26Jun '26
[**Open Trend **](https://flapen.com/research/us/automotive/f7tc-spark-plug/trend)
## **Top f7tc spark plug search terms**
- **f7tc spark plug**19K/yr+16.4%13.7% conv. - **ngk bp7es**7K/yr-1.8%7.3% conv. - **ngk bp7es spark plug**3K/yr+12.3%9.7% conv. - **torch f7tc spark plug**3K/yr-22.0%24.3% conv. - **spark plug f7tc**3K/yr-2.1%17.9% conv. - **f7tc**2K/yr+1.6%11.9% conv. - **f7tc spark plug for generator**3K/yr-57.7%15.3% conv. - **generator spark plug**3K/yr-43.2%1.4% conv. [**All search terms **](https://flapen.com/research/us/automotive/f7tc-spark-plug/search-terms)
## **Top f7tc spark plug 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%10%$6K20%$12K30%$19K40%$25K101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**TORCH F7TC Spark Plug Replace for NGK 3785 BP7ES Spark Plug Compatible with GX120 160 200 240 270 340 390 Generator Lawnmower Tractor Go Kart Mini Bike Polishing Machine 168F 168FA 168FB OEM**TORCH**$6.63**4.6★68 rev](https://www.amazon.com/dp/B0BPC65439) [2**PK2 TORCH F7TC Spark Plug Replace for NGK 3785 BP7ES Spark Plug Compatible with GX120 160 200 240 270 340 390 Generator Lawnmower Tractor Go Kart Mini Bike Polishing Machine 168F 168FA 168FB OEM**TORCH**$10.30**4.6★129 rev](https://www.amazon.com/dp/B0BPC2DHHX) [3**GREPSPUD 4pcs F7TC Spark Plugs GX120 GX160 GX200 GX240 GX270 GX340 GX390 Sparkplugs with Wrench for 4-Stroke Engine Generator Lawnmower Chainsaw Tractor Water Pump Rototiller Go Kart Mini Bike**GREPSPUD**$11.88**4.6★161 rev](https://www.amazon.com/dp/B09Q5R7F69) [4**FLYPIG F7TC Standard Powersports Spark Plug For GCV160 GCV190 GX120 GX160 GX200 GX240 GX270 GX340 GX390 Generator Lawnmower Tractor Rototiller Water Pump Go Kart Mini Bike Tillage Polishing Machine**FLYPIG**$5.27**4.6★483 rev](https://www.amazon.com/dp/B077ZNBXKW) [5**NGK 5122-4PK BR7ES Standard Spark Plug Box of 4**NGK**$15.31**4.7★427 rev](https://www.amazon.com/dp/B01DMFHXWW)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Synkrozek 3pcs F7TC Spark Plug for Honda GX120 GX160 GX200 GX240 GX270 GX340 GX390 for 4-Stroke Engine Generator Lawn Mower Water Pump Chainsaw Tractor Rototiller Go Kart Mini Bike F7TC Spark plugs**Generic**$10.25**23 rev1y ago](https://www.amazon.com/dp/B0DZBPXWQD) [**2Pcs F7TC Spark Plugs for GX120 GX160 GX200 GX240 GX270 GX340 GX390 Engines - Compatible with Generator Lawnmower Tractor Go Kart Water Pump & More**EMLIAUMU**$6.22**55 rev1y ago](https://www.amazon.com/dp/B0DX11W62S) [**F7TC Spark Plug Replacement for GX120 GX160 GX200 GX240 GX270 GX340 GX390 GCV160 GCV190 Sparkplugs for 4-Stroke Engine Generator Lawnmower Chainsaw Tractor Water Pump Go Kart Rototiller (2 PCS)**Eamonhigh**$7.22**24 rev1y ago](https://www.amazon.com/dp/B0DJNFJN7D) [**ANPTGHT F7TC Spark Plug for GX120 GX160 GX200 GX240 GX270 GX340 GX390 Generator Lawnmower Tractor Rototiller Water Pump Mini Bike Tillage Polishing Machine (2pcs)**ANPTGHT**$7.99**30 rev2y ago](https://www.amazon.com/dp/B0D1TH21WT) [**JoyTube F7TC Spark Plug Compatible with GX120 GX160 GX200 GX240 GX270 GX340 GX390 4-Stroke Engine Generator Lawnmower Chainsaw Tractor Water Pump Rototiller Go Tillage Polishing Machine (Pack of 2)**JoyTube**$8.97**73 rev3y ago](https://www.amazon.com/dp/B0BTBPTM8W)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NGK 5122-4PK BR7ES Standard Spark Plug Box of 4**NGK**$15.31**4.7★**▲ 109%**](https://www.amazon.com/dp/B01DMFHXWW) [**TORCH F7TC Spark Plug Replace for NGK 3785 BP7ES Spark Plug Compatible with GX120 160 200 240 270 340 390 Generator Lawnmower Tractor Go Kart Mini Bike Polishing Machine 168F 168FA 168FB OEM**TORCH**$6.63**4.6★**▲ 66%**](https://www.amazon.com/dp/B0BPC65439) [**Spark Plug Ngk BPR7ES**NGK**$7.33**4.6★**▲ 65%**](https://www.amazon.com/dp/B0083UOCZS) [**NGK 3785-4PK BPR7ES Standard Spark Plug Box of 4**NGK**$18.15**4.6★**▲ 18%**](https://www.amazon.com/dp/B01DMFHL5Q) [**Synkrozek 3pcs F7TC Spark Plug for Honda GX120 GX160 GX200 GX240 GX270 GX340 GX390 for 4-Stroke Engine Generator Lawn Mower Water Pump Chainsaw Tractor Rototiller Go Kart Mini Bike F7TC Spark plugs**Generic**$10.25**4.6★**▲ 16%**](https://www.amazon.com/dp/B0DZBPXWQD)
**~~View all trending →~~**
## **What buyers say about f7tc spark plug**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**20%
*“Plugs at a good price”*
**Quality-Overall**18%
*“Good quality and price”*
**Advertised Vs Actual Product**13%
*“Works as is should”*
**Socket/Port/Plug**11%
*“good sparkplug”*
**Size-Overall**8%
*“fit”*
**Assembly/Installation**5%
*“Installation was quick and easy, and it fit exactly as expected”*
**Motor Power**5%
*“Big improvement over the stock predator 3500 spark plug”*
**Functionality-Overall**5%
*“Worked Well to Get My Monster Up and Moving”*
**Heating**2%
*“Fired right up with no problem”*
**Durability**2%
*“Lasts”*
### **What buyers complain about **
**Functionality-Overall**33%
*“Did not work”*
**Assembly/Installation**17%
*“Had to file it down to fit”*
**Value For Money**17%
*“Cheap price”*
### **Top return reasons **
**Size-Overall**55%
**Socket/Port/Plug**8%
**Compatibility-Overall**7%
**Functionality-Overall**7%
**Advertised Vs Actual Product**7%
**Defective Material/Parts**3%
**Heating**3%
**Product Condition**2%
**Value For Money**2%
**Motor Issues**1%
## **Common questions**
- **Is f7tc spark plug profitable to sell on Amazon United States?**
- The niche generates $62K/yr across 15 tracked products. 90-day search growth is -2.9%. Flapen's verdict: Skip it (41/100).
- **How competitive is the f7tc spark plug niche?**
- 10 brands and 34 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in f7tc spark plug?**
- Top complaints mined from reviews: Functionality-Overall, Assembly/Installation, Value For Money. The return rate is 1.3%.
- **What does it cost to enter the f7tc spark plug niche?**
- Listings span $5.27–$18.15; the average listing price is $9.97 (sweet spot $15–$100). The average incumbent carries 152 reviews — the moat a new listing must climb.
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