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Engine Assembly Lube

Fail

The top 5 brands take 97% of clicks, so Engine Assembly Lube is a Fail.

Flapen Score
41
41 / 100
Ranks 5,810 of 7,287 Automotive niches · −8 vs the category median of 49
Market size
$256K/yr124K searches / yr
90-day growth
-2.5%search demand this quarter
Competition
82%top-5 click share · 7 brands · 143 sellers

Flapen Score

Engine Assembly Lube against its category

The dotted line is the Automotive average. Past it, Engine Assembly Lube is stronger. Inside it, weaker.

41Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Engine Assembly Lube market on Amazon at a glance

Shoppers on Amazon United States searched for Engine Assembly Lube 124K times last year and spent an estimated $256K. The top 5 brands take 97% of clicks. Demand peaks in Feb. Flapen scores it 41 out of 100, a Fail.

01 · Demand

An estimated 16.1% of those searches ended in a purchase.

Shoppers searched for this 124K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 16.1% of those searches ended in a purchase. Searches in the last 90 days moved -2.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $256K a year.

Searches, last 12 months
124K
Growth, 90 days vs prior 90
-2.5%
Conversion, latest week
16.1%
Market size, estimated
$256Ka year
Peak month
February1.7× the quietest month
Top search term
engine assembly lube55K searches a year

02 · Price

A sale here is worth $12.88.

Listings sell for $12.88 on average, from $5.07 to $18.79. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 1,500 to 2,000 of them. At $12.88 that is $19K to $26K a year per listing.

Average price
$12.88under the $15 to $100 sweet spot
Price range
$5.07–$18.79
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
20K–25K
Units per listing a year
1,500–2,000
Revenue per listing a year
$19K–$26K
Returns
0.4%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

70% of listings pay for placement with sponsored ads. 80% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #275 within Oils & Fluids. It carries 1,739 reviews at 4.82 stars, so a new listing needs social proof before a better product.

Sponsored listings
70%
Prime listings
80%
Out of stock, average day
0.0%
Average rank
#275in Oils & Fluids
Average rating
4.82 starsAmazon United States average 4.42 stars
Average reviews
1,739per listing
Listings tracked
10

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 124 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
124 months

Products

Top Engine Assembly Lube products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 82% of clicks. A locked shelf that new listings rarely crack.

Brands

7 falling

Sellers

143

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

2%

  • Brand 134%
  • Brand 228%
  • Brand 327%
  • Brand 45%
  • Brand 54%
  • Brand 62%
  • Open — no brand owns it (1 brand, 2%)

Demand

Engine Assembly Lube search demand

Weekly searches over the year, seasonality beneath. Pick a range.

4K3KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Feb · busiest ÷ quietest = 1.7×

Search terms

Top Engine Assembly Lube search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • engine assembly lube55K/yr
  • assembly lube for motor44K/yr
  • assembly lube24K/yr

Reviews and returns

What reviews say buyers love and hate about Engine Assembly Lube

We read the reviews and the return reasons for every product selling here.

21%of positive reviews mention “Lubrication”
29%of negative reviews mention “Thickness”
0.4%of orders come back
“it's a very thick oil”
A buyer, on “Thickness”29% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

17 topics

NegativePositive

FAQ

Common Engine Assembly Lube questions

Answered from the same tracked data.