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ARP 614-3500 7/16-14 x 3.500" Stainless Steel 12-Point Bolts

Manufacturer

Picture for manufacturer ARP

Part Number

614-3500
14 reviews
Sale Price

$30.66

Estimated ship date Tuesday, November 17

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Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

Each bolt features 7/16-14 thread size with a 3.500" underhead length (UHL) and 1.250" thread length, requiring a 1/2" 12-point socket for installation.

Key Specifications:

  • Thread Size: 7/16-14
  • Underhead Length (UHL): 3.500"
  • Thread Length: 1.250"
  • Socket Size: 1/2" 12-point
  • Material: ARP 300 Stainless Steel
  • Tensile Strength: 170,000-180,000 psi
  • Finish: Polished stainless steel
  • Quantity: 5 bolts with washers included

Premium Features:

  • Specially alloyed ARP 300 stainless steel construction
  • Nominally rated at 180,000 psi tensile strength, providing substantial safety margin over Grade 8 hardware
  • Beautiful polished finish with precision ground threads
  • Excellent corrosion resistance - truly maintenance-free
  • 12-point head design for improved grip and reduced fastener rounding
  • Includes matching polished washers

ARP's bulk stainless steel fasteners bring aerospace-quality engineering to automotive applications. These bolts are ideal for high-performance engine builds, suspension upgrades, drivetrain installations, and any application where strength, reliability, and appearance matter. The polished stainless steel finish not only looks exceptional but resists rust and corrosion for long-term durability.

Products specifications

Fastener Finish

Polished

Fastener Head Style

12-Point

Fastener Material

Stainless steel

Fastener Yield Strength (psi)

170,000 psi

Quantity

Sold as a set of 5.

Size

7/16-14 x 3.5

Thread Size

7/16-14 in.

Underhead Length (in)

3.500 in.

Washers Included

Yes

Wrench Diameter

1/2 in.

Wrenching

1/2

N/a

Only issue I had was that order could not be completed on Amazon, stating "items cannot ship to your location." I simply went to your website and ordered items. So a little inconvenient, but no biggie.

Quick and easy! Competitive prices

great website, no problems ordering, great price on product and shipping, hopefully shipping goes smoothly and i give 5 star!!!

No comments

Always a great value for parts and fluids, not my first Oil purchase here

Quick and easy ordering, although, the item shown didn't match the item # . We'll see!

Great site-good prices!

Got what I was looking for. Excellent.

Order 11001 was placed on Thurday and was shipped out on Monday. The item was cheaper than anywhere else on the web. I look forward to getting my new side steps. Thanks Autoplicity.

Easy ordering and the best price I could find on the internet. However, I wouldn't have found this part by looking on the Autoplicity web site! The only way it showed up was doing a google search for that specific part.

I ordered a windshield wiper fluid reservoir. It came on time and was the product I needed. It fit perfectly and works great.

Wow, cheapest price I could find anywhere. AND, it shipped the same day. Amazing service. Thanks Autoplicity!

Best price available on the web. Fast shipping!

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