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36

walbro 450 fuel pump

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A small market ($59K/yr) — this niche doesn't clear our bar today.

Market size 15Growth 30Conversion 33Competition 20Returns 36Price range 52Avg price 81Brand share 32Review moat 97Quality gap 52

Review moat

Incredible56.08

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$84.49

avg listing price — sweet spot $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Good$28.25–$166.41

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

Returns

Okay4.7%

return rate — above 6% kills the launch gate

Conversion

Okay2.6%

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

Brand share

Okay86%

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

Growth

Okay+3.8%

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

Competition

Bad76%

top-5 click share — a locked-up shelf

Market size

Bad$59K

$59K/yr · 27K searches

Competition

The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 rising

Sellers

30

Top-5 brand share

86%

Open market

10%

  • Walbro62%
  • OXCANO9%
  • MAIXIUNIAN6%
  • ZHSYMX5%
  • Qnbes4%
  • TIGYMSD4%
  • Open — no brand owns it (4 brands, 10%)

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%$18K40%$24K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 13 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +3.8% search growth over the last 90 days.
600400Prime Day '24Spike '24Spike '25Prime Day '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Reviews

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

What buyers love

Advertised Vs Actual Product33%

“Does its job”

Fuel Efficiency33%

“Pump works great”

Assembly/Installation17%

“install properly”

Pressure17%

“Solid pressure and flow performance for over 40,000 miles and without issue”

What buyers complain about

Functionality-Overall100%

“Doesnt work arrived broken”

Top return reasons

Size-Overall12%
Defective Material/Parts12%
Functionality-Overall12%
Socket/Port/Plug9%
Compatibility-Overall8%
Motor Issues8%
Advertised Vs Actual Product8%
Product Condition6%
Durability4%
Smell4%