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ARP 612-1000 Stainless Steel 12-Point Bolt 5/16-18 x 1.000 (5-Pack)

Manufacturer

ARP

<p>Today, ARP&rsquo;s product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications.</p>

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Part Number

612-1000
14 reviews
03/11/2036 10:28 PM
Sale Price

$12.99

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The ARP 612-1000 is a precision-engineered stainless steel bolt designed for high-performance engine applications where reliability and corrosion resistance are critical. This 5-pack of polished stainless steel fasteners features ARP's signature 12-point head design for superior wrench engagement and reduced risk of rounding.

Specifications:

  • Thread Size: 5/16 inch - 18 TPI (threads per inch)
  • Under Head Length: 1.000 inch
  • Head Type: 12-point for maximum grip
  • Socket Size: 3/8 inch
  • Material: Polished stainless steel for corrosion resistance
  • Quantity: 5 bolts per pack

ARP (Automotive Racing Products) is the world leader in fastener technology, manufacturing fasteners that exceed OEM specifications. These stainless steel bolts are ideal for engine builds, accessory mounting, and applications where exposure to moisture or chemicals requires superior corrosion protection. The 12-point head design provides 30% more contact area than standard 6-point heads, reducing the chance of fastener damage during installation and removal.

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

5/16-18 x 1

Thread Size

5/16-18 in.

Underhead Length (in)

1.000 in.

Washers Included

Yes

Wrench Diameter

3/8 in.

Wrenching

3/8

Fast process

Great price, free shipping and no tax. What else can you ask for!

Great service

Product was ordered on a Sunday arrived on Tuesday. Great price on product purchased. Will buy from this company again.

Seems like this battery pack will work. I hope so

it was ok

Had no problems

Website a little glitchy but, in the end, I got it done!

No was slightly damaged and one of the boxes inside we're open. All parts were there though.

Great product, fast shipping!!

everything seems to be going ok thinks

Autoplicity was quick and easy to order from. I found just what I was looking for in absolutely no time at all, plus it was shipped extremely quickly. I would definitely order from this site/company again.<br><br>Thanks!

The site was easy to navigate and find what I needed. The price was the best I could find for the Husky weatherbeater floor mats that I needed for my car. Shipping was fast. Can't wait to have them in my car.

Great price, great business and quick shipping. Excellent transaction and would recommend them again.

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