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ARP 660-1004 Metric Hex Bolt Kit 5-Piece Stainless Steel

Manufacturer

Picture for manufacturer ARP

Part Number

660-1004
14 reviews
Sale Price

$15.89

Estimated ship date Monday, November 23

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 660-1004 is a premium 5-piece metric hex bolt kit designed for differential and drivetrain applications. These fasteners are manufactured from ARP's specially alloyed 300 stainless steel, delivering exceptional strength and corrosion resistance for automotive, marine, and trailer installations.

Key Features:

  • Nominally rated at 180,000 psi tensile strength for superior safety margin over Grade 8 hardware
  • Constructed from ARP 300 stainless steel with polished finish for rust resistance
  • 12-point head design for improved grip and torque distribution
  • Includes washers for complete installation
  • Maintenance-free stainless steel construction
  • Precision-manufactured to exacting tolerances

ARP fasteners provide the reliability and performance demanded by professional builders and enthusiasts. The polished stainless steel finish offers both functional corrosion protection and attractive appearance, making these bolts ideal for visible installations where durability and aesthetics matter.

Products specifications

Fastener Finish

Black oxide

Fastener Head Style

Hex

Fastener Material

Chromemoly

Fastener Yield Strength (psi)

170,000 psi

Material

Black Oxide

Quantity

Sold as a set of 5.

Size

M6 x 1.00 x 35

Underhead Length (in)

1.378 in.

Underhead Length (mm)

35mm

Washers Included

Yes

Wrench Diameter

8mm

Wrenching

8mm

Great deals

Just haven't been able to attach yet. I will know if it is the correct part, after I work on it.

Great shopping with them. The order ever came in two days faster than they said. Now that's speedy service!

Site was easy and price was reasonable.

Part for my Crossfire arrived within 3 days. I was pleasantly surprised that you could deliver this part so quickly. Had it installed and works as it should. Very pleased with your company and will be ordering again soon.

Great job

Glad there is next day shipping available!

very good

Had then part I needed for a great price!

1st order. Shipped super fast and prices are amazing. I will be back for sure.

Great customer service. Quick process and shipped les than 24hrs after order. 5 stars.

Quick, cheap, and accurate. What else do you need?

Great prices and FAST shipping!! Definitely will buy products here again!

Great prices and fast shipping. It doesn't get any better

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