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56

799868

Worth a look

Shows demand growing +213.3% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 16Growth 98Conversion 97Competition 23Returns 57Price range 84Avg price 83Brand share 54Review moat 66Quality gap 28

Growth

Incredible+213.3%

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

Conversion

Incredible15.7%

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

Price range

Great$9.56–$48.95

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

Avg price

Great$18.34

avg listing price — sweet spot $15–$100

Review moat

Good851.46

avg incumbent reviews — the moat a new listing must climb

Returns

Good2.7%

return rate — above 6% kills the launch gate

Brand share

Good73%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Competition

Bad73%

top-5 click share — a locked-up shelf

Market size

Bad$63K

$63K/yr · 22K searches

Competition

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

Brands

13 rising

Sellers

25

Top-5 brand share

73%

Open market

22%

  • LEIMO KPARTS30%
  • Carbhub20%
  • Wellsking9%
  • Carbman9%
  • ALFUL6%
  • ALL-CARB6%

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%$13K30%$19K40%$25K101001K10K Reviews — right = deep review moat Market 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.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +213.3% search growth over the last 90 days.
900700Prime Day '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 6.4×

Reviews

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

What buyers love

Size-Overall27%

“Good fit”

Value For Money12%

“Definitely worth the Money”

Assembly/Installation12%

“no problems installing”

Efficiency12%

“It runs great”

Advertised Vs Actual Product9%

“As advertised”

Quality-Overall8%

“Great and complete kit”

Functionality-Overall4%

“The item worked great for its intended purpose”

Maintenance And Repair3%

“Perfect fix, works great”

Motor Power2%

“The engine runs great”

Leak-Proof1%

“To my surprise, the carburetor and airfilter mount fit very well and doesn't leak anymore”

What buyers complain about

Functionality-Overall19%

“then primmer did not work”

Durability14%

“It broke. more like crumbled”

Quality-Overall12%

“Poor quality carburetor”

Size-Overall9%

“Does not fit the model it advertised for”

Leak-Proof9%

“it was leaking out”

Filtration4%

“However, the brass threaded insert for the air filter cover sucks”

Motor Issues3%

“Installed this new carburetor along with the new primer housing to find the primer housing is no good”

Maintenance And Repair2%

“Not worth rebuilding these carbs when you could get one this cheap”

Metal Quality2%

“The main body of the carb clearly isn't the same quality metal as the original”

Instructions/User Manual/Troubleshooting2%

“no way to know its there without any instructions supplied with it”

Top return reasons

Size-Overall35%
Defective Material/Parts16%
Functionality-Overall11%
Compatibility-Overall10%
Leak-Proof6%
Advertised Vs Actual Product4%
Mounting4%
Assembly/Installation2%
Fuel Efficiency1%
Mechanism Issues1%