ARP SB Chevy Head Bolt Kit 42030BK From the one-piece sealed housing

From the one-piece sealed housing with a built-in sight window

AED offers only the highest Quality Power Valves designed specifically for your Holley performance carburetor

Bright-Dip Black

1-1/2 in OD Bushing

ARP SB Chevy Head Bolt Kit 42030BK From the one-piece sealed housingARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Cylinder Head Bolt Kit High