---
title: "f7tc spark plug — Niche Verdict: Skip it (41/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/f7tc-spark-plug"
last_updated: "2026-07-14T08:08:23.005Z"
locale: en
meta:
  description: "a small market ($62K/yr) — f7tc spark plug doesn't clear our bar today."
  "og:description": "a small market ($62K/yr) — f7tc spark plug doesn't clear our bar today."
  "og:title": "f7tc spark plug — Niche Verdict: Skip it (41/100) | Amazon United States - Flapen"
---

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# **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 6% 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

## **Competition**

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%**

**Open market**

**8%**

- TORCH51% - NGK13% - GREPSPUD11% - FLYPIG8% - WATODAY4% - Generic4% - Open — no brand owns it (4 brands, 8%)

## **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%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](https://m.media-amazon.com/images/I/31iYqlHe8gL.jpg)**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](https://m.media-amazon.com/images/I/31Mdpk9GHUL.jpg)**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](https://m.media-amazon.com/images/I/41DcNLDC9UL.jpg)**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](https://m.media-amazon.com/images/I/41LvAIYx8GL.jpg)**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](https://m.media-amazon.com/images/I/512oACBYiCL.jpg)**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](https://m.media-amazon.com/images/I/41Xmi7fEV7L.jpg)**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](https://m.media-amazon.com/images/I/31fPxaq2jCL.jpg)**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)](https://m.media-amazon.com/images/I/41UY72fNMoL.jpg)**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)](https://m.media-amazon.com/images/I/41fQuhbauUL.jpg)**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)](https://m.media-amazon.com/images/I/41mYsr0AmvL.jpg)**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](https://m.media-amazon.com/images/I/512oACBYiCL.jpg)**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](https://m.media-amazon.com/images/I/31iYqlHe8gL.jpg)**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](https://m.media-amazon.com/images/I/41XFgz0dsyL.jpg)**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](https://m.media-amazon.com/images/I/31EfKWxbT0L.jpg)**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](https://m.media-amazon.com/images/I/41Xmi7fEV7L.jpg)**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 →~~**

## **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

## **Reviews**

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%