f7tc spark plug
Skip itA small market ($62K/yr) — this niche doesn't clear our bar today.
Conversion
Incredible14.2%search→purchase rate — share of searches ending in a sale
Review moat
Great151.6avg incumbent reviews — the moat a new listing must climb
Returns
Great1.3%return rate — above 5% kills the launch gate
Avg price
Okay$9.97avg listing price — sweet spot $15–$100
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.6★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–$18.15cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad73%top-5 click share — a locked-up shelf
Market size
Bad$62K$62K/yr · 44K searches
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
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.Top f7tc spark plug search terms
- f7tc spark plug19K/yr
- ngk bp7es7K/yr
- ngk bp7es spark plug3K/yr
- torch f7tc spark plug3K/yr
- spark plug f7tc3K/yr
- f7tc2K/yr
- f7tc spark plug for generator3K/yr
- generator spark plug3K/yr
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.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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$6.634.6★68 rev
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$10.304.6★129 rev
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$11.884.6★161 rev
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$5.274.6★483 rev
NGK 5122-4PK BR7ES Standard Spark Plug Box of 4
NGK$15.314.7★427 rev
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$10.2523 rev
2Pcs F7TC Spark Plugs for GX120 GX160 GX200 GX240 GX270 GX340 GX390 Engines - Compatible with Generator Lawnmower Tractor Go Kart Water Pump & More
EMLIAUMU$6.2255 rev
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$7.2224 rev
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$7.9930 rev
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$8.9773 rev
Trending
90-day click momentumNGK 5122-4PK BR7ES Standard Spark Plug Box of 4
NGK$15.314.7★
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$6.634.6★
Spark Plug Ngk BPR7ES
NGK$7.334.6★
NGK 3785-4PK BPR7ES Standard Spark Plug Box of 4
NGK$18.154.6★
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$10.254.6★
What buyers say about f7tc spark plug
What buyers praise and complain about, mined from review topics.What buyers love
“Plugs at a good price”
“Good quality and price”
“Works as is should”
“good sparkplug”
“fit”
“Installation was quick and easy, and it fit exactly as expected”
“Big improvement over the stock predator 3500 spark plug”
“Worked Well to Get My Monster Up and Moving”
“Fired right up with no problem”
“Lasts”
What buyers complain about
“Did not work”
“Had to file it down to fit”
“Cheap price”
Top return reasons
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.