ARP Rocker Arm Stud Kit GM Gen V 6.2L LT1 LT4 234 7208 SB CHEVY ROCKER ARM STUD KIT 134 7103 Northern Auto Parts New ARP Pro Series 7 16" Screw In Rocker Arm Studs BB Chev 454 ARP 134 7201 SB Chevy Late MODel Vortec Rocker Arm Stud Kit eBay. Rocker Arm Stud Kit by ARP ARP Pro Series rocker arm studs are ideal for competition applications. They are made from 8470 chromoly steel and are heat treated to 200,000 psi tensile strength. They are concentric within . 005 T. I. R. thread pitch to thread pitch, which will give you more consistent rocker geometry. With an extra large radius base, these studs are more resistant to flex and will provide a more positive seating. Pro Series rocker arm studs were designed for use with Perma Loc adjusters (not for use with OEM style, self locking nuts). Features Base Thread Size: 7 16 in. 14 Rocker Arm Nut Thread Size: 7 16 20 in. Guideplate Locator Shank: No Rocker Arm Nut Thread Length (in.): 0. 830 in. Effective Stud Length (in.): 1. 900 in. Base Thread Length (in.): 0. 660 in. Benefits Ideal for competition applications Provide a more positive seating Made from 8740 chromoly steel Please Note: Designed for roller rockers and stud girdles. Applications 1976 1992 Chevrolet Camaro 1977 1993 Chevrolet Caprice 1977 1985 Chevrolet Impala 1980 Chevrolet Corvette (California only) 1976 1988 Chevrolet Malibu, Chevrolet El Camino GMC Caballero, and Chevrolet Monte Carlo 1976 1979 Chevrolet Monza 1976 1979 Chevrolet Nova (also GM X body clones after 1976) 1977 2003 Chevrolet GMC Trucks, SUVs, Vans 1978 1987 Buick Regal 1975 1979 Buick Skylark 1991 1992 Cadillac Brougham 1977 1981 Checker Marathon 1991 1992 Oldsmobile Custom Cruiser 1977 Oldsmobile Omega 1978 1980 Oldsmobile Cutlass (U. S. market only, Canadian market 19781987) 1977 1981 Pontiac Catalina (B body) 1977 1981 Pontiac Bonneville (B body) 1982 1986 Pontiac Bonneville (G body) 1977 1992 Pontiac Firebird 1981 1987 Pontiac Grand Prix 1978 1981 Pontiac Grand LeMans (A G body, includes Grand Am) 1982 1986 Pontiac Parisienne (B body) 1982 1986 Pontiac Parisienne Safari (B body wagon) 1979 Pontiac Sunbird 1975 Avanti II 1968 Camaro SS 1963 Corvette What's In The Box? 16 Studs Warranty Manufacturers Standard Warranty