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47

sbc intake manifold

Skip it

Prices mostly outside the sweet spot ($91.13–$279.97) — this niche doesn't clear our bar today.

Market size 24Growth 21Conversion 12Competition 79Returns 27Price range 5Avg price 64Brand share 71Review moat 98Quality gap 86

Review moat

Incredible36.63

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Competition

Great36%

top-5 click share — an open shelf

Brand share

Good63%

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

Avg price

Good$132.16

avg listing price — sweet spot $15–$100

Returns

Okay4.9%

return rate — above 5% kills the launch gate

Market size

Bad$96K

$96K/yr · 74K searches

Growth

Bad-8.2%

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

Conversion

Bad1.0%

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

Price range

Bad$91.13–$279.97

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

According to Flapen's Amazon United States niche tracking, sbc intake manifold is a $96K/yr Amazon United States market (74K searches/yr). The top 5 brands hold 63% of demand. Verdict: Skip it — 47/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

sbc intake manifold market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
$66K–$99K
units × avg price
Conversion rate
1.0%
Avg BSR
#560
Page quality
0%
Prime
100%
Sponsored
91%
Out of stock
18.2%
Avg brand age
64 months
Avg seller age
174 days

Competition & brand share

Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.

Brands

20 rising

Sellers

64

Top-5 brand share

63%

Top 20: 100%

Top-5 click share

36%

Top 20: 83%

Open market

30%

  • OXYSTAR17%
  • Haytalras16%
  • JGhyperX14%
  • Woosphy9%
  • Pateyney8%
  • Edelbrock7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.2% search growth over the last 90 days.
2K1KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top sbc intake manifold search terms

  • sbc intake manifold47K/yr
  • chevy 350 intake manifold6K/yr
  • small block chevy intake manifold7K/yr
  • sbc intake7K/yr
  • 350 intake manifold4K/yr
  • chevy intake manifold4K/yr
All search terms

Top sbc intake manifold 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.

0%3%$3K6%$6K9%$9K12%$12K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about sbc intake manifold

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

What buyers love

Value For Money26%

“fantastic value for money”

Quality-Overall22%

“very good solid piece for the money”

Size-Overall11%

“Fit perfect”

Motor Power8%

“The power increase is noticeable”

Functionality-Overall5%

“nice manifold had to do a little mod to the screw hole in front of 7 on my sbc 350 other than that works good”

Advertised Vs Actual Product3%

“Just as described”

Ease Of Cleaning3%

“built clean, ports are smooth”

Design-Overall2%

“The dual plane design is exactly what you want for a truck, it helps with low-end torque and drivability, which is where these engines spend most of their time”

Assembly/Installation2%

“The installation was straightforward”

Material Quality2%

“The aluminum construction keeps it lightweight”

What buyers complain about

Size-Overall19%

“Does not fit”

Mounting13%

“2 center bolts didnt lineup so I returned it”

Assembly/Installation11%

“had minor issues installing adapters for center bolts”

Quality-Overall10%

“Cheap junk”

Compatibility-Overall7%

“Not compatible with 1966 283”

Socket/Port/Plug6%

“ports are all different sizes”

Hard Feel6%

“The surface finish is a little rough”

Functionality-Overall6%

“Incomplete machine work”

Instructions/User Manual/Troubleshooting3%

“NO User Manual”

Suction3%

“Intake does not have holes for a vacuum plug”

Top return reasons

Size-Overall38%
Compatibility-Overall15%
Defective Material/Parts13%
Advertised Vs Actual Product9%
Mounting6%
Leak-Proof3%
Socket/Port/Plug3%
Assembly/Installation2%
Mechanism Issues1%
Functionality-Overall1%

Common questions

Is sbc intake manifold profitable to sell on Amazon United States?
The niche generates $96K/yr across 43 tracked products. 1 of 10 products launched in the last 360 days are still selling. 90-day search growth is -8.2%. Flapen's verdict: Skip it (47/100).
How competitive is the sbc intake manifold niche?
20 brands and 64 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in sbc intake manifold?
Top complaints mined from reviews: Size-Overall, Mounting, Assembly/Installation. The return rate is 4.9%.
When does demand for sbc intake manifold peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the sbc intake manifold niche?
Listings span $91.13–$279.97; the average listing price is $132.16 (sweet spot $15–$100). The average incumbent carries 37 reviews — the moat a new listing must climb.