ARP Stainless Steel Header Bolt Kit - Drilled - SB Chevy - 3/8" Diameter, .750" Under Head Length - 12 Pt. Head - (12 Pack) HALCL19S Includes EZ Mount installation bracket

Includes EZ Mount installation bracket with upgraded compressor

Bump Stop Puck

Mechanical Temperature Gauges

Flywheel Locking Tool

095" wall rear tube

ARP Stainless Steel Header Bolt Kit - Drilled - SB Chevy - 3/8" Diameter, .750" Under Head Length - 12 Pt. Head - (12 Pack) HALCL19S Includes EZ Mount installation bracketChoose from ARP Black Oxide or 300 stainless steel in hex or 12 pt. Heads. The 300 stainless material is not affected by extreme heat, eliminating the possibilty of retempering due to exhaust temperature cycles. Rated 170, 000 psi tensile strength. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Header Bolt 3 8 16 in Thread 0. 75 in Long 12 Point Head Stainless Polished Drilled Small Block