Mr. Gasket Competition Screw-In Rocker Arm Studs - SB Chevy , BB Chevy- 7/16"-20 x 2-7/16" - (Set of 16) Borgeson it comes with 2 -8AN

it comes with 2 -8AN male aluminum fittings and 2 -8AN x 1/2" barb adapters

banked 1/4-3/8 mile tracks

356 Series

Still integrated is the 1/8" NPT gauge port and 1:1 ratio boost reference port for easy forced induction connection

Silver Anodized

Mr. Gasket Competition Screw-In Rocker Arm Studs - SB Chevy , BB Chevy- 7/16"-20 x 2-7/16" - (Set of 16) Borgeson it comes with 2 -8ANThis stud uses heat treated Grade 8 alloy steel. The enlarged radius base provides extra strength for a more durable stable shank. Black plated finish. Set of 16. Fits Chevy small block and Big Block. Vehicle Applications: 1976 1978 GMC K25 1975 1978 GMC C15 1989 1989 Chevrolet R3500 1968 1974 Chevrolet K30 Pickup 1979 1980 GMC C1500 Suburban 1973 1975 Chevrolet Laguna 1979 1986 GMC C2500 Suburban 1968 1974 Chevrolet K10 Pickup 1968 1969 GMC K15 K1500