ARP Header Bolt Kit - 6 Point 3/8 x 1.00 UHL (16) HALCP19 All seams are Safety Stitched

All seams are Safety Stitched to help limit seam failure

1977-1978 GMC K25

and 3/16" nose pieces

Note that sometimes these materials are referred to as "fireproof"

Most of the features you would buy seperately are already included

ARP Header Bolt Kit - 6 Point 3/8 x 1.00 UHL (16) HALCP19 All seams are Safety StitchedARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, thecompact 12 point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your