Best Stainless Steel Valve Cover Bolts in 2026

Daisy
Last Updated: Jul 19, 2026

At a Glance: Our Top Picks for Stainless Steel Valve Cover Bolts

20 Pcs Aluminum Bumper Washer Bumper Washer Stainless Steel Bolt Carbon Steel Rivet Nuts Engine Dress Up Kit (Red)
#TOP1
20 Pcs Aluminum Bumper Washer Bumper Washer Stainless
9.7
PM SCORE
STETION 25 Pcs Fender Bumper Washer Bolt 6061 T6 Grade M6x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit (Black)
#TOP2
Stetion 25 Pcs Fender Bumper Washer Bolt 6061
9.6
PM SCORE
20 Pieces CNC Billet Aluminum Washer Kit for Bumper Fender Washer, Bumper Washer Bolt, License Plate, Engine Bay Dress Up (Red)
#TOP3
20 Pieces Cnc Billet Aluminum Washer Kit For
9.5
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Stainless Steel Valve Cover Bolts of 2026

Market Overview
Stainless Steel Valve Cover Bolts Reviewed
  • Reviews Analyzed: 1779 Items
  • PM Avg. Rating: 6.7 / 10
14 Products Evaluated
  • Highest Price: $59.99
  • Lowest Price: $11.90
  • Avg. Price: $28.37

20 Pcs Aluminum Bumper Washer Bumper Washer Stainless Steel Bolt Carbon Steel Rivet Nuts Engine Dress Up Kit (Red)

BAIYOOUAUTO
BY-NS902
3.90 X 2.70 X 0.70 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
BaiyoouAuto 6.05

Features

Package Includes: 20x aluminum alloy washers 20x stainless steel bolts (M6*20MM) 20xCarbon Steel Rivet Nuts.

Premium Quality: Made of high quality CNC billet aluminum and are anodized for the best finish and durability.

Allow quickly easily and frequently removal enhance the look of your vehicles engine bay and exterior.

Washer diameter: 19MM, Bolts: M6X20MM, longer than many others out there, sufficient threaded bite length safe and reliable.

These washers and bolts can be used in places like fenders, bumpers, headlights, trunk, license plate frame, and anywhere else they will fit.

Stetion 25 Pcs Fender Bumper Washer Bolt 6061 T6 Grade M6X20Mm Cnc Finishing Washer Engine Bay Dress Up Fastener Kit (Black)

STETION
SH-01817 SH19-0222
0.75 X 0.75 X 0.79 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Stetion 9.57

Features

★ You Can Get 25PCS Washer Bolt Kit And 1pcs Inner Hexagon Wrench for Easy Installation, You'll no longer grapple with the size of the hexagon wrench.

★ 6061 T6 Grade M6x20mm CNC Finishing Premium Quality, High Grade Aluminum and Stainless Steel For Long Lasting Finish

★ Enhance The Look Of Your Vehicles Engine Bay and Exterior, Easier to find them when installing and dismounting

★ 19MM Diameter. Bolts: M6X20MM, longer than many others out there, Sufficient threaded bite length Safe and reliable

★ QUALITY GUARANTEE — Customer satisfaction is our main aim, If you have any questions, please feel free to contact us and we will serve you 24 hours a day.

20 Pieces Cnc Billet Aluminum Washer Kit For Bumper Fender Washer, Bumper Washer Bolt, License Plate, Engine Bay Dress Up (Red)

AEROBON
HD-UFBW20K
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Auto PA 6.83

Features

Package Includes: Aluminum Alloy Washer x 20, Stainless Steel Screw (M6*20MM) x 20

Crafted from premium CNC billet aluminum, these components are meticulously anodized to achieve a superior finish and ensure long-lasting durability.

The washers and screws provided offer a wide range of applications and can be utilized in various locations including, but not limited to, fenders, bumpers, headlights, trunk and license plate framess, as well as any other suitable location where they may be accommodated.

Upgrade your vehicle's appearance with this product that enhances both the engine bay and exterior while also simplifying installation by providing easy-to-locate washers and screws.

Optimal performance: These bolts provide exceptional stability and support, making them a practical and functional addition to your vehicle's body components

Chrome Valve Cover Bolt Set(8Pcs) Replacement For Chevy 283 305 327 350 383 Sbc Stud Kit

VKINMAN
XHS62
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Autopartsusa 9.86

Features

【Fitment】Fits for 283 302 305 307 327 350 383 400 Engines.

【Size】BOLTS are 1/4" - 20 thread pitch; Bolts measure 1 3/8 Inch length; Studs measure 1 1/4" In length.

【Tips】The inner threaded part would un thread to give the length to go through the alum covers and a thick gasket.If you ever have any issues, simply contact us for a free replacement or refund. We support 24 hours online customer service.

【High performance material】Made of high-strength Stainless steel, sturdy and long-time-use life.Each part will be tested at least twice before sold on the line to ensure that all Cover Bolt Sets reach the highest quality standards.

【Easy Installation】Direct replacement, fitment tested before shipping, no extra adjustment needed.

Bolt Covers Engine Head Bolts Toppers Caps Kit Aluminum For Twin Cam Touring 2007-2016 Road King Electra Glide Flt Flh Chrome (Pack Of 75)

LINGDU
10001-0127-0131A
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lenkdou 9.57

Features

[FITMENT]: Bolt Caps for Harley Touring 2007-2016 Road King Electra Glide Road Glide Street Glide FLT & FLH .(Manufacturer Part Number: 2401-0699 & 2401-0700).

[NOTE]: May NOT included every include all engine/motor/transmission/primary and select chassis bolts covers.Individual covers are available for a wide variety of bolt and nut styles.

[CONDITION]: 100% Brand New Aftermarket. Material: aluminum,stainless steel.3 sizes bolts caps.

[PACKAGED] : 49pcs caps fit 7.5-10mm bolt; / 11pcs caps fit 9-12mm bolt; / 15pcs caps fit 11-14.6mm bolt; / 5pcs M6x16 screw.

[FEATURE]:Cool designed pieces to cover the raw bolt heads on your engine, transmission, primary and more.Provides a cohesive look for your motorcycle.

Bolt Covers Engine Head Bolts Toppers Caps Kit Aluminum For Twin Cam Softail 2007-2017 Breakout Fxsb Cvo Deluxe Fat Boy S Chrome

LINGDU
10001-0127-0131A
1.42 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lenkdou 9.57

Features

[CONDITION]: 100% Brand New Aftermarket. Material: aluminum,stainless steel.3 sizes bolts caps.

[FITMENT]: for Harley Softail Twin Cam 2007-2017 FXSB Deluxe Slim FLS Fat Boy EFI FLSTFI.(Manufacturer Part Number: 2401-0708 & 2401-0692)

[NOTE]: May NOT included every include all engine/motor/transmission/primary and select chassis bolts covers.Individual covers are available for a wide variety of bolt and nut styles.

[FEATURE]:Cool designed pieces to cover the raw bolt heads on your engine, transmission, primary and more.Provides a cohesive look for your motorcycle.

[PACKAGED]: 50pcs caps fit 7.5-10mm bolt./ 11pcs caps fit 11-14.6mm bolt./ 5 pcs M6x16 screw.

Stetion Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5X20Mm Cnc Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody Kit Installation Hardware

STETION
SH-0427-A
0.71 X 0.71 X 0.14 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Stetion 8.77

Features

★ You Can Get 25PCS Stainless Steel Washer, 25pcs Stainless Steel Rivet Nuts, 25pcs M5x18mm Bolts, And 1pcs Inner Hexagon Wrench for Easy Installation, You'll no longer grapple with the size of the hexagon wrench.

★ Use for Automotive Wide Body Kit, Universal Fender, Ducktails, Engine Bay Dress Up Fastener

★ Each Batch of Stainless Steel Hardware is Qualitatively Tested With Salt Spray

★ Bolts: M5X20MM, longer than many others out there, Sufficient threaded bite length Safe and reliable

★ QUALITY GUARANTEE — Customer satisfaction is our main aim, If you have any questions, please feel free to contact us and we will serve you 24 hours a day.

30 Pcs Cnc Billet Aluminum Washers Stainless Steel Bolts Carbon Steel Rivet Nuts For Bumper Fender Engine Bay Body Decoration Dress Up Kit (Blue)

LIHNGAUTO
LIHNG-SQ342
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

🚗【Package Includes】: 30x aluminum alloy fender washers and 30x stainless steel bolts (M6*20MM) 30xCarbon Steel Rivet Nuts.

🚗【Premium Quality】: Made of high quality CNC billet aluminum and are anodized for the best finish and durability.

🚗【Flexible use】Allow quickly easily and frequently removal enhance the look of your vehicles engine bay and exterior.

🚗【Size】Washer diameter 19MM, Bolts: M6X20MM, longer than many others out there, sufficient threaded bite length safe and reliable,Carbon Steel Rivet Nuts6MMX15 MM.

🚗【Usage】These washers and bolts can be used in places like fenders, bumpers, headlights, trunk, license plate frame, and anywhere else they will fit.

#TOP9

30 Pcs Cnc Billet Aluminum Washers Stainless Steel Bolts Carbon Steel Rivet Nuts For Bumper Fender Engine Bay Body Decoration Dress Up Kit (Black)

LIHNGAUTO
LIHNG-SQ342
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
LIHNGAUTO 5.56

Features

🚗【Package Includes】: 30x aluminum alloy fender washers and 30x stainless steel bolts (M6*20MM) 30xCarbon Steel Rivet Nuts.

🚗【Premium Quality】: Made of high quality CNC billet aluminum and are anodized for the best finish and durability.

🚗【Flexible use】Allow quickly easily and frequently removal enhance the look of your vehicles engine bay and exterior.

🚗【Size】Washer diameter 19MM, Bolts: M6X20MM, longer than many others out there, sufficient threaded bite length safe and reliable,Carbon Steel Rivet Nuts6MMX15 MM.

🚗【Usage】These washers and bolts can be used in places like fenders, bumpers, headlights, trunk, license plate frame, and anywhere else they will fit.

Dewhel Stainless Steel Sbf Valve Cover Bolts Kit Compatibel With Small Block Ford 260 289 302 351W 5.0L

DEWHEL
DE-8455
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DEWHEL Direct 9.87

Features

Material :304 Stainless Steel

SBF Valve Cover Bolts Allen Compatible with 260, 289, 302, 351 Windsor Engines (Including 5.0L EFI)

Fits Most OEM & Aftermarket Stamped Steel & Aluminum Perimeter Bolt Valve Covers

Used for Installation of Valve Covers to Cylinder Heads,Accepts 3/16” Allen Key / Allen Socket for Install

In package:12pcs 1/4" x 3/4" Allen Socket Head Bolts.12pcs 1/4" Mil-Spec AN Washers

#TOP11

Byoolihng 40 Pcs Aluminum Bumper Washer Cnc Finishing Washers Engine Bay Dress Up Kit (Black)

BYOOLIHNG
BL-DP40
5.10 X 3.50 X 0.70 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ByooLihng 5.00

Features

【Material】:The bolts are made of high quality aluminum,the fenders washers are made from CNC aluminum with anodized technology ,smooth and durable surface, long service life

【Function】:The combination of washers and bolts can enhance the engine bay of your car more than any other bolt, and a variety of colors can make your car look stylish and distinctive.

【Applicable occasion】: These washers and bolts can be used in car fenders, bumpers, headlights, trunk, license plate frame, etc., as well as in some household equipment.

【Value Pack】: 40pcs Carbon Steel Rivet Nuts, 40pcs Aluminum Alloy Washers ,40pcs Stainless Steel Bolts (M6*20MM).

【Washer diameter】: 19MM, Bolts: M6X20MM, longer than many others out there, sufficient threaded bite length safe and reliable.

Motorcycle Bolt Covers Twin Cam Engine Motor Primary Bolts Head Caps For Harley Touring Road King Street Glide Flt Flh 2007-2016 Aluminum (Pack Of 75)

LINGDU
10001-0135AE
1.74 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lenkdou 9.57

Features

Condition: 100% Brand New Aftermarket. Material: Aluminum,Stainless Steel.Riding Style: Street.Base Color: Black.3 sizes bolts covers.

Fits for Harley Touring Electra Glide Road Glide Street Glide Road King FLT & FLH 2007-2016 .(Manufacturer Part Number: 2401-0699 & 2401-0700)

NOTE: May NOT included every include ALL Engine/motor/transmission/primary and select chassis bolt covers.Individual covers are available for a wide variety of bolt and nut styles.

Beautifully designed pieces to cover the raw bolt heads on your engine, transmission, primary and more.

Package Include : 49pcs caps fit 7.5-10mm bolt./ 11pcs caps fit 9-12mm bolt./ 15pcs caps fit 11-14.6mm bolt./ 5pcs M6x16 screw.

#TOP13

Aqxreight Bonnet Bolt Set,8 Pcs Stainless Steel Valve Cover Bolt Set Fits For 283 302 305 307 327 350 383 400 Sbc Engine

AQXREIGHT
AQXREIGHT4ISQGVMXEK
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Raxiuteo 9.72

Features

Suitable for: Brand new high quality car bonnet bolt set, fit for 283 302 305 307 327 350 383 400 SBC Engine. to avoid unnecessary returns, please confirm the product is suitable before placing an order.

Premium material: made of high quality stainless steel material, durable, high hardness, impact resistance, not easy to bend deformation, good wear resistance, high temperature resistance. Good weather resistance, no rust, not easy to aging, long service life.

Main function: Valve bolt kit has been professionally designed with high precision and good working efficiency. The product is manufactured with original specifications, perfectly matched with your car, and can directly replace the old or damaged one.

Excellent performance: Valve bolt kit is manufactured by professional factory, with fine workmanship and undergoes strict quality inspection and factory test, with excellent performance and reliable quality.

Easy to install: Valve bolt kit is easy to install, no complicated tools and modifications are required, easy to operate and save your time.

Bolt Covers Engine Motor Toppers Bolts Spike Head Caps Kit Aluminum For Twin Cam Softail Fatboy Rocker Breakout 2007-2017 (Pack Of 61)

LINGDU
10001-0120-0143E
0.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lenkdou 9.57

Features

[Fitment]:Fits for Harley Softail Twin Cam models 2007-2017 (Manufacturer Part Number: 2401-0708 & 2401-0692)

[NOTE]: May NOT included every include all engine/motor/transmission/primary and select chassis bolt covers.Individual covers are available for a wide variety of bolt and nut styles.

[Condition]:100% Brand New Aftermarket. Material: CNC Billet Aluminum,stainless steel.2 sizes bolt head caps.

[Feature]:Beautifully designed pieces to cover the raw bolt heads,provides a outstanding look for your motorcycle.

[Packaged]: 50pcs caps (fit 7.5-10mm bolt); 11pcs caps (fit 11-14.6mm bolt); 5 pcs M6x16 screw.

Top 10 valve cover bolts Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Lingdu 4
Lihngauto 2
Stetion 2
Aerobon 1
Aqxreight 1
Baiyoouauto 1
Byoolihng 1
Dewhel 1
Vkinman 1

Top 10 valve cover bolts Brands Pie Chart


We've carried out a comprehensive analysis of 1,779 reviews on valve cover bolts, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select valve cover bolts priced around $28.37, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 14 valve cover bolts for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right bolts Products based on their needs, saving them considerable time when choosing which valve cover bolts to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.