Mr. Gasket Sure Lock Rocker Arm Nuts - 920G coils-modules-and-pickups Keep the check engine light

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51072

shift arms and detailed instructions for an easy at home installation

Part Number: 942540

1959-1964 Chevrolet Bel Air 283 CID

4 V8 1964 Mercury Montclair 390/6

Mr. Gasket Sure Lock Rocker Arm Nuts - 920G coils-modules-and-pickups Keep the check engine lightOverview: These are high quality nuts with allen set screws to provide you with that positive lock needed for Race or original equipment Rocker Arms. Features: They Are Zinc Dichromate Plated Steel They Have Black Oxide Coated Set Screws Keeps Rocker Arms Positively Locked (16) Rocker Arm Nuts w Locks 3 8" 24 Threads Includes Locks and Hex Wrench Shank O. D. . 603" Application: Year Make Model Submodel Engine Size 1977 1986 Chevrolet K30 350 5. 7 V8