ARP | Bulk Fasteners Now you can use premium quality ARP stainless steel or chrome moly fasteners to install most anything on a car, boat or trailer. ARP's specially alloyed stainless steel bolts are heat-treated 8740 chrome moly bolts with black oxide finish are nominally rated at 180,000 psi tensile strength to provide a substantial extra margin of safety over Grade 8 hardware. Small head design for extra wrench clearance. Packs of 5.
Part Type: Bulk Fasteners Thread Size: 5/16”-18 Fastener Head Style: Flanged 12-Point Underhead Length: 1.250” Fastener Material: Chromoly Fastener Color: Black Oxide Fastener Grade: ARP Custom 450 Fastener Tensile Strength: 180,000 psi Wrench Diameter: 3/8” Washers Included: Yes Manufacturer: Automotive Racing Products Manufacturer's Part Number: 641-1250 Warranty: Race Application, No warranty expressed or implied Quantity: Sold as Set
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