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Mr. Gasket Sure Lock Rocker Arm Nuts 920G

Mr. Gasket Sure Lock Rocker Arm Nuts 920G
$94.99 ea
NEWARRIVING SOONEstimated Ship Date 12/10/2024 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 11/24/2024
Model: 4012429
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
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"

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Chevrolet Bel Air 1957 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1958 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1959 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1960 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1961 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1962 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1963 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1964 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1965 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1966 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1967 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1968 5.0L / 307 / V8
5.4L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1969 5.7L / 350 / V8
5.4L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1970 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1971 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1972 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1973 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1974 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Bel Air 1975 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1958 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1959 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1960 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1961 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1962 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1963 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1964 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1965 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1966 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1967 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1968 5.0L / 307 / V8
5.4L / 327 / V8
5.3L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1969 5.4L / 327 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1970 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1971 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Biscayne 1972 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Brookwood 1969 5.7L / 350 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Brookwood 1970 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Brookwood 1971 5.7L / 350 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Brookwood 1972 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1966 4.6L / 283 / V8
5.3L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1967 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1968 5.4L / 327 / V8
5.0L / 307 / V8
5.3L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1969 5.4L / 327 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1970 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1971 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1972 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1973 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1974 6.6L / 400 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1975 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1976 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1977 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1978 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1979 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1980 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1981 5.0L / 305 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1982 5.0L / 305 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1983 5.0L / 305 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1984 5.0L / 305 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1985 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1986 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1987 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1988 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1989 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1990 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1991 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1992 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Caprice 1993 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Del Ray 1958 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1959 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1960 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1961 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1962 4.6L / 283 / V8
5.3L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1963 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1964 5.4L / 327 / V8
4.6L / 283 / V8
5.3L / 327 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1965 5.4L / 327 / V8
4.6L / 283 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1966 5.4L / 327 / V8
4.6L / 283 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1967 5.4L / 327 / V8
4.6L / 283 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1968 5.4L / 327 / V8
5.0L / 307 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1969 5.4L / 327 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1970 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1971 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1972 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1973 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1974 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1975 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1976 5.7L / 350 / V8
6.6L / 400 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1977 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1978 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1979 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1980 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1981 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1982 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1983 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1984 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Impala 1985 5.0L / 305 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet One-Fifty Series 1957 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Townsman 1969 5.7L / 350 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Townsman 1970 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Townsman 1971 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Townsman 1972 6.6L / 400 / V8
5.7L / 350 / V8		 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;
Chevrolet Two-Ten Series 1957 4.6L / 283 / V8 ULTRA SEAL; SURE-LOCK ROCKER ARM NUTS; 3/8 IN. STUD; FOR STOCK ROCKER ARMS; 16 NUTS W/SOCKET HEAD SET SCREWS AND HEX KEY WRENCH; 0.603 IN. OD SHANK;

Specifications:

Color Gold
Emission Code 5
Engine Chevrolet Small Block Gen I, Ford Small Block Windsor, Pontiac V8
Finish Zinc
Height 1.10"
Material Steel
Part Type Engine Rocker Arm Nut
Product Type Engine Fasteners
Quantity Per Pkg. 16
Thread 3/8"-24
Warranty Limited 1 Year Warranty TX, Limited 1 Year Warranty
Weight 1.1900

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