Is hmsk80 carburetor profitable to sell on Amazon United States?

The niche generates $8K/yr across 8 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -86.8%. Flapen's verdict: Skip it (31/100).

How competitive is the hmsk80 carburetor niche?

7 brands and 17 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 87% of demand.

What do buyers complain about in hmsk80 carburetor?

Top complaints mined from reviews: Quality-Overall, Functionality-Overall, Leak-Proof. The return rate is 3.4%.

What does it cost to enter the hmsk80 carburetor niche?

Listings span $14.90–$46.30; the average listing price is $23.07 (sweet spot $15–$100). The average incumbent carries 1,600 reviews — the moat a new listing must climb.

hmsk80 carburetor

Skip it

Soft demand (-86.8% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible$23.07

avg listing price — sweet spot $15–$100

Price range

Incredible$14.90–$46.30

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

Review moat

Okay1,600

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay3.7%

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

Returns

Okay3.4%

return rate — above 5% kills the launch gate

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay87%

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

Competition

Bad79%

top-5 click share — a locked-up shelf

Market size

Bad$8K

$8K/yr · 9K searches

Growth

Bad-86.8%

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

According to Flapen's Amazon United States niche tracking, hmsk80 carburetor is a $8K/yr Amazon United States market (9K searches/yr). The top 5 brands hold 87% of demand. Verdict: Skip it — 31/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

hmsk80 carburetor market data

Units sold / yr: 1K–2K; avg 0–100/product
Revenue / yr: $29K–$35K; units × avg price
Conversion rate: 3.7%
Avg BSR: #616
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 65 months
Avg seller age: 210 days

Competition & brand share

The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 rising

Sellers

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

Carbhub38%
HOOAI15%
Pro Chaser15%
AUTOKAY12%
MDAIRC8%
Stens7%
Open — no brand owns it (1 brand, 7%)

Demand

Weekly Amazon search volume, last 28 weeks — -86.8% search growth over the last 90 days.

Open Trend

Top hmsk80 carburetor 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Carbhub 640052 Carburetor for Tecumseh HMSK80 HMSK90 HMSK100 LH318SA LH358SA Snow Blower Thrower 8HP 9HP 10HP Engine Tecumseh 640054 640349 Carburetor with Primer Bulb - 640052 Carburetor

Carbhub$19.904.4★2,457 rev

640052 Carburetor Compatible with Tecumseh 8hp 8.5hp 9hp 9.5hp 10hp 10.5hp HMSK80 HMSK85 HMSK90 HMSK100 HMSK105 HMSK110 LH318SA LH358SA Engines Replace 640054 640349 640058 640058A for Snow blowers

HOOAI$19.514.5★5,415 rev

640349 HMSK80 Carburetor for Tecumseh 640052 ST824 LH318SA ST1032 924082 932101 640054 924050 Ariens ST624 Fits Yard Machines 31AE640F000 31AE665E118 Snowblower

Pro Chaser$19.644.6★350 rev

Carbhub 640052 Carburetor for Tecumseh 640349 640054 640058 640058A HMSK80 HMSK85 HMSK90 HMSK100 HSMK110 LH318A LH358SA 8HP 9HP 10HP Snowblower Generator Chipper Shredder - Tecumseh 640052 640054 Carb

Carbhub$16.914.5★1,386 rev

AUTOKAY 640052 Adjustable Carburetor for Tecumseh 8HP 9HP 10HP Snowblower HMSK80 HMSK90 LH318SA LH358SA 632334A HM70 HM80 for Snow Blower Generator Chipper Shredder 640349 640054 640058 640058A Carb

AUTOKAY$14.904.5★2,187 rev

Newest

by launch date

Ruixing OEM 640052 Carburetor for Tecumseh HMSK80 HMSK90 HMSK100 LH318SA LH358SA Snow Blower Thrower 8HP 9HP 10HP Engine replaces 640054 640349 640058 640058A Ariens st824 ST1032 ST624 Snowblower

ALFUL$28.6354 rev

9mo ago

640052 640054 640058 640058A 640349 Carburetor for Tecumseh HMSK80 HMSK90 HMSK100 LH318SA LH358SA 8HP 9HP 10HP Snowblower Generator Chipper 640052 Carb

MDAIRC$18.76905 rev

7y ago

Carbhub 640052 Carburetor for Tecumseh HMSK80 HMSK90 HMSK100 LH318SA LH358SA Snow Blower Thrower 8HP 9HP 10HP Engine Tecumseh 640054 640349 Carburetor with Primer Bulb - 640052 Carburetor

Carbhub$19.902,457 rev

7y ago

Carbhub$16.911,386 rev

8y ago

640349 HMSK80 Carburetor for Tecumseh 640052 ST824 LH318SA ST1032 924082 932101 640054 924050 Ariens ST624 Fits Yard Machines 31AE640F000 31AE665E118 Snowblower

Pro Chaser$19.64350 rev

8y ago

What buyers say about hmsk80 carburetor

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

What buyers love

Size-Overall23%

“Fit well”

Value For Money19%

“This is worth the money”

Assembly/Installation9%

“Fairly easy to install”

Quality-Overall9%

“Good quality”

Efficiency7%

“Running good”

Adjustability/Rotatability/Reclining6%

“It's adjustable,”

Advertised Vs Actual Product5%

“As described”

Durability3%

“It's durable and seems like it's built to last, which is great considering the price point”

Ease Of Use3%

“that is the best I've ever used”

Motor Power2%

“however I used the serial number from my engine to match up this carburetor which is identical to the one that came with the machine which I feel is very important OEM is always the best”

What buyers complain about

Quality-Overall19%

“Absolute garbage”

Functionality-Overall11%

“Carburetor did not work”

Leak-Proof7%

“Leaked Gas”

Fuel Efficiency6%

“carburetor just dumped fuel all over the place”

Size-Overall5%

“Don't fit what I had ordered for”

Value For Money4%

“Cheap not worth it”

Blower4%

“Started my 20yr old blower in 1 pull”

Ease Of Cleaning4%

“probably because I didn't clean out the gas properly”

Mechanism Issues3%

“Impossible to get it set correctly so the engine runs as it shoud”

Mounting3%

“Choke levers were off quite a bit”

Top return reasons

Size-Overall31%

Functionality-Overall15%

Leak-Proof12%

Defective Material/Parts9%

Compatibility-Overall8%

Advertised Vs Actual Product6%

Mechanism Issues3%

Assembly/Installation3%

Motor Issues3%

Value For Money1%

Common questions

Is hmsk80 carburetor profitable to sell on Amazon United States?: The niche generates $8K/yr across 8 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -86.8%. Flapen's verdict: Skip it (31/100).
How competitive is the hmsk80 carburetor niche?: 7 brands and 17 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 87% of demand.
What do buyers complain about in hmsk80 carburetor?: Top complaints mined from reviews: Quality-Overall, Functionality-Overall, Leak-Proof. The return rate is 3.4%.
What does it cost to enter the hmsk80 carburetor niche?: Listings span $14.90–$46.30; the average listing price is $23.07 (sweet spot $15–$100). The average incumbent carries 1,600 reviews — the moat a new listing must climb.