This ARP 135-7201 BBC Rocker Arm Stud Kit is for Chevrolet Big Block 496 (8100 Series). They have a 7/16"-20 top thread, and a M10 x 1.50 base thread. 1.750" overall stud height. Sold as a set of 16.
ARP #135-7101 BBC Rocker Arm Stud Kit 7/16 (12) - partial package
ARP 235-7202 Bbc Rocker Arm Stud Kit
Manley BBC ROCKER ARM STUDS 7/16
ARP 134-7104 Rocker Arm Stud, High Performance Series, 7/16-14 in Base Thread, 3
ARP 300-8241, rocker arm nuts, polylock, 3/8-24in, non-roller, Set of 16
ARP 135-7201 Rocker Arm Stud Kit Chevy BB 496 METRIC HEAD THREADS
