ARP Pro-Series Rocker Arm Stud - SB Chevy w/ Roller Rockers and Stud Girdles - 1.900 Effective Length RG400032XL Black-oxide coated chromemoly intake manifold

Black-oxide coated chromemoly intake manifold bolts are rated at 170/000 psi

500 Long Silver

1978-1978 Pontiac Grand Prix

Chevrolet: Chevelle 68 - 72

ARP Pro-Series Rocker Arm Stud - SB Chevy w/ Roller Rockers and Stud Girdles - 1.900 Effective Length RG400032XL Black-oxide coated chromemoly intake manifoldStuds offer improved reliability with longer thread engagement in the cylinder head and an extra large radius for reduced flex. Pro Series bolts are rated at 190, 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, IMSA,