ARP Stainless Steel Header Stud Kit - SB Chevy - 3/8" x 1.670" - 12 Pt. BR20045 Helmet Air Inlet

Helmet Air Inlet

GM 12 Bolt

SFI-1 fire-retardant cotton fabric

Fits Stilo: ST5 w/o Zylon Panel

ARP Stainless Steel Header Stud Kit - SB Chevy - 3/8" x 1.670" - 12 Pt. BR20045 Helmet Air Inlet300 series stainless steel bolts are available in either hex or 12 point head styles. Each ARP kit includes the correct number of fasteners for your application. 170, 000 psi tensile strength. ARPs 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,