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The Omix radiator cap is a direct-fit replacement rated at 7 pounds of pressure to maintain proper system sealing on vintage Willys and CJ radiators. It fits 1952–1957 M38A1, 1953–1968 CJ3B and 1955–1971 CJ5/CJ6 applications, replacing the original cap while preserving factory pressure specifications for correct cooling system operation.
Omix Radiator Cap 52-71 Willys & CJ Models
