---
title: "head bolts — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/head-bolts"
last_updated: "2026-07-14T07:24:07.263Z"
locale: en
meta:
  description: "soft demand (-3.6% this quarter) — head bolts doesn't clear our bar today."
  "og:description": "soft demand (-3.6% this quarter) — head bolts doesn't clear our bar today."
  "og:title": "head bolts — Niche Verdict: Skip it (48/100) | Amazon United States - Flapen"
---

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# **head bolts**

**Skip it**

Soft demand (-3.6% this quarter) — this niche doesn't clear our bar today.

Market size 42Growth 23Conversion 43Competition 75Returns 39Price range 47Avg price 93Brand share 32Review moat 91Quality gap 37

**Avg price**

**Great****$49.66**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****171.44**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Good****40%**

top-5 click share — leaders hold, buyers still browse

**Price range**

**Okay****$17.83–$191.20**

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

**Conversion**

**Okay****3.4%**

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

**Market size**

**Okay****$217K**

$217K/yr · 128K searches

**Returns**

**Okay****4.3%**

return rate — above 6% kills the launch gate

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****86%**

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

**Growth**

**Bad****-3.6%**

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

## **Competition**

The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**15 **▲rising

**Sellers**

**119**

**Top-5 brand share**

**86%**

**Open market**

**11%**

- Fel-Pro54% - Fitede12% - ARP10% - EngineQuest5% - Michigan Motorsports4% - Xotic Performance3% - Open — no brand owns it (9 brands, 11%)

## **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%4%$9K8%$17K12%$26K16%$35K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 43 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![FEL-PRO ES 72173 Engine Cylinder Head Bolt Set for Chevrolet Silverado 1500](https://m.media-amazon.com/images/I/41wtvpH856L.jpg)**FEL-PRO ES 72173 Engine Cylinder Head Bolt Set for Chevrolet Silverado 1500**Fel-Pro**$20.09**4.7★700 rev](https://www.amazon.com/dp/B000C2GB54) [2![FEL-PRO ES 72390 Engine Cylinder Head Bolt Set for Chevrolet Silverado 1500](https://m.media-amazon.com/images/I/31ydJVy6e1L.jpg)**FEL-PRO ES 72390 Engine Cylinder Head Bolt Set for Chevrolet Silverado 1500**Fel-Pro**$24.25**4.5★739 rev](https://www.amazon.com/dp/B00IABJ53Y) [3![ES72220 Cylinder Head Bolt Set Compatible with Chevy Silverado Corvette GMC Savana Sierra Yukon Cadillac Escalade Buick Hummer Pontiac Replaces# ES72390](https://m.media-amazon.com/images/I/41Aice3D0DL.jpg)**ES72220 Cylinder Head Bolt Set Compatible with Chevy Silverado Corvette GMC Savana Sierra Yukon Cadillac Escalade Buick Hummer Pontiac Replaces# ES72390**Fitede**$35.73**4.6★118 rev](https://www.amazon.com/dp/B0CBMQQGKR) [4![FEL-PRO ES 72200 Engine Cylinder Head Bolt Set for Ram 1500](https://m.media-amazon.com/images/I/41QA1PSghKL.jpg)**FEL-PRO ES 72200 Engine Cylinder Head Bolt Set for Ram 1500**Fel-Pro**$18.74**4.8★435 rev](https://www.amazon.com/dp/B000HUIYMY) [5![LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts](https://m.media-amazon.com/images/I/41hrIfPkjTL.jpg)**LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts**EngineQuest**$44.41**4.6★12 rev](https://www.amazon.com/dp/B0DNTXWXP4)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![ES72173 Cylinder Head Bolts Set Compatible with Chevy Corvette Silverado GMC Sierra Yukon Cadillac Buick Hummer Pontiac Replaces ES72173](https://m.media-amazon.com/images/I/41hcKfU5qDL.jpg)**ES72173 Cylinder Head Bolts Set Compatible with Chevy Corvette Silverado GMC Sierra Yukon Cadillac Buick Hummer Pontiac Replaces ES72173**Havf**$31.53**23 rev10mo ago](https://www.amazon.com/dp/B0FCLZLLTB) [![SDYYDS Engine Cylinder Head Bolt Kit - Compatible with Chevy Silverado 2500 Avalanche Camaro GMC Sierra Cadillac Escalade & More - Replaces ES72390 ES72220](https://m.media-amazon.com/images/I/51zrq4lA1+L.jpg)**SDYYDS Engine Cylinder Head Bolt Kit - Compatible with Chevy Silverado 2500 Avalanche Camaro GMC Sierra Cadillac Escalade & More - Replaces ES72390 ES72220**SDYYDS**$33.74**11 rev11mo ago](https://www.amazon.com/dp/B0FLXT3MKR) [![Cylinder Head Stud Bolt Kit 12-Point Compatible with 2004-Newer LS1 LS3 5.3L 5.7L 6.0L Engines 2004-2019 Chevy LS1 LS6 L98 4.8L 5.3L 6.0L Engines 234-4317](https://m.media-amazon.com/images/I/519q9viAA+L.jpg)**Cylinder Head Stud Bolt Kit 12-Point Compatible with 2004-Newer LS1 LS3 5.3L 5.7L 6.0L Engines 2004-2019 Chevy LS1 LS6 L98 4.8L 5.3L 6.0L Engines 234-4317**HNeekyr**$44.79**37 rev11mo ago](https://www.amazon.com/dp/B0FHW4P1DT) [![HiSport ES 72200 Engine Cylinder Head Bolt Set - Compatible with 2003-2018 Dodge Ram Chrysler Jeep 5.7L 6.1L 6.4L](https://m.media-amazon.com/images/I/51M-2BucH6L.jpg)**HiSport ES 72200 Engine Cylinder Head Bolt Set - Compatible with 2003-2018 Dodge Ram Chrysler Jeep 5.7L 6.1L 6.4L**HiSport**$40.13**17 rev1y ago](https://www.amazon.com/dp/B0DRV12KFJ) [![LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts](https://m.media-amazon.com/images/I/41hrIfPkjTL.jpg)**LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts**EngineQuest**$44.41**12 rev1y ago](https://www.amazon.com/dp/B0DNTXWXP4)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![ES72173 Cylinder Head Bolts Set Compatible with Chevy Corvette Silverado GMC Sierra Yukon Cadillac Buick Hummer Pontiac Replaces ES72173](https://m.media-amazon.com/images/I/41hcKfU5qDL.jpg)**ES72173 Cylinder Head Bolts Set Compatible with Chevy Corvette Silverado GMC Sierra Yukon Cadillac Buick Hummer Pontiac Replaces ES72173**Havf**$31.53**4.2★**▲ 219%**](https://www.amazon.com/dp/B0FCLZLLTB) [![MAHLE GS33750 CYLINDER HEAD BOLTS](https://m.media-amazon.com/images/I/31ok6rnJbSL.jpg)**MAHLE GS33750 CYLINDER HEAD BOLTS**MAHLE**$36.25**4.4★**▲ 90%**](https://www.amazon.com/dp/B01GAHIWYC) [![MR HELLO LS Head Studs Kit for 4.8L 5.3L 5.7L 6.0L LS1 LS6 LQ9 Engine Head Bolts Compatible with 97-03 Chevy Silverado GMC Sierra](https://m.media-amazon.com/images/I/51RawsH0MSL.jpg)**MR HELLO LS Head Studs Kit for 4.8L 5.3L 5.7L 6.0L LS1 LS6 LQ9 Engine Head Bolts Compatible with 97-03 Chevy Silverado GMC Sierra**MR HELLO**$48.96**4.4★**▲ 88%**](https://www.amazon.com/dp/B0D9D5WJ1J) [![LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts](https://m.media-amazon.com/images/I/41hrIfPkjTL.jpg)**LS Head Bolts Set - Fits V8 Engines (4.8L 5.3L 5.7L 6.0L 6.2L) - Alloy Steel Direct Replacement for 2007-2016 Models | Half Thread Head Bolts**EngineQuest**$44.41**4.6★**▲ 86%**](https://www.amazon.com/dp/B0DNTXWXP4) [![Cylinder Head Bolts Kit for 2004+ Chevrolet Gen III IV LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L - Xotic Performance XP981](https://m.media-amazon.com/images/I/51kYGqvcS9L.jpg)**Cylinder Head Bolts Kit for 2004+ Chevrolet Gen III IV LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L - Xotic Performance XP981**Xotic Performance**$98.03**3.8★**▲ 80%**](https://www.amazon.com/dp/B08NZ11WPY)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -3.6% search growth over the last 90 days.

3K2K seasonSepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

## **Reviews**

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

### **What buyers love **

**Quality-Overall**30%

*“Fair price for quality product”*

**Size-Overall**18%

*“Great product, perfect fit”*

**Value For Money**12%

*“Good price”*

**Advertised Vs Actual Product**11%

*“did the job”*

**Efficiency**5%

*“Worked great”*

**Durability**5%

*“Very durable”*

**Assembly/Installation**3%

*“Easy to install”*

**Instructions/User Manual/Troubleshooting**3%

*“What Im impress the most is the directions it comes with”*

**Stitch/Finish/Polish**3%

*“They seam to work well every time”*

**Strength**3%

*“Very strong for the price”*

### **What buyers complain about **

**Size-Overall**30%

*“SIZE PROBLEM”*

**Quality-Overall**20%

*“No quality controll dont buy”*

**Strength**10%

*“Broke easy”*

**Functionality-Overall**10%

*“Didn't work”*

**Assembly/Installation**8%

*“one is the bolts broke in the block”*

**Durability**5%

*“Broke before torque all the way”*

**Stretchability/Expandability/Elasticity**5%

*“these are stretch bolts”*

**Compatibility-Overall**5%

*“Not compatible”*

**Thickness**3%

*“looked very skinny”*

### **Top return reasons **

**Size-Overall**36%

**Compatibility-Overall**16%

**Defective Material/Parts**13%

**Advertised Vs Actual Product**8%

**Value For Money**6%

**Functionality-Overall**4%

**Product Condition**3%

**Mounting**3%

**Motor Issues**3%

**Assembly/Installation**2%