ARP 400-1501 Timing Cover Bolt Kit for Chevy SS 12pt ymm_83 8mm 12pt Material: Stainless Steel

8mm 12pt Material: Stainless Steel

Ranchero 1970-1977

providing a smooth rich tone at lower speeds

5/16 12pt Material: 8740 Chromoly

200 rpm recorded in back-to-back runs on the Akrapovič dyno against a Porsche 911 Turbo (992) using a Porsche stock sports exhaust system

ARP 400-1501 Timing Cover Bolt Kit for Chevy SS 12pt ymm_83 8mm 12pt Material: Stainless SteelSpecifications Socket Size(s) 5 16 12pt Material: Stainless Steel Finish: Polished Supported Vehicles: Chevy 150 1955 1957 210 1955 1957 3100 1956 1958 3200 1955 1958 3400 1955 1958 3500 1955 1958 3600 1955 1958 3700 1955 1958 3800 1955 1958 3B 1959 3C 1959 3D 1959 3E 1959 3F 1959 3G 1959 Bel Air 1955 1975, 1981 Biscayne 1958 1972 Blazer 1969 1994 Brookwood 1958 1961, 1969 1972 Camaro 1967 2000 Caprice 1966 1996 Chevelle 1964 1973 Chevy II 1963 1968