ARP fasteners 5-Pack Bolt Kit, 12-Point Head Black Oxide AR643-2500 Suspension 1mm or 7/16"(-4 100 Series

1mm or 7/16"(-4 100 Series or -6 200 series)

Description: Throttle Body Adapters

- Working pressure 290psi (20 bar)

25mm threadsize

LS7 & LS9 series engines

ARP fasteners 5-Pack Bolt Kit, 12-Point Head Black Oxide AR643-2500 Suspension 1mm or 7/16"(-4 100 Series5 Pack Bolt Kit, 12 Point Head Black Oxide7 16" UNC x 2. 500" UHL With 7 16" Socket Head Brand: ARP Part Number: AR643 2500 Description: To compliment ARP "bulk" 5 pack chrome moly and stainless steel fasteners we have assembled matching groups of nuts. They, too, come in convenient 5 pack skin cards. Take your pick from stainless steel and black oxide finished standard nuts or stainless steel Nyloc and cad plated Nyloc self locking nuts.