1953-1982 C1-C3 Wittek Tower Type Heater Hose Clamp GN-38 - OEM Number(s) (9423576)
Secure your heater hose connections with a correct tower-style clamp that provides reliable sealing and factory-correct under-hood detail.
This Corvette heater hose clamp is designed for 1953-1982 C1 through C3 models and delivers proper clamping force for heater hose connections. Maintaining secure hose connections is essential for preventing coolant leaks and ensuring consistent heating system performance.
This reproduction Wittek GN-38 tower-type clamp features the correct design and replaces GM reference number 9423576. It provides the proper fit, function, and appearance needed for accurate restoration and dependable operation.
Fits the Following Corvette Models:
C1 Coupes and Convertibles: 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962.
C2 Coupes and Convertibles: 1963, 1964, 1965, 1966, 1967.
C3 Coupes and Convertibles: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982.
Features / Benefits:
• Reproduction Wittek GN-38 tower-style heater hose clamp
• Fits 1953-1982 C1, C2, and C3 Corvette applications
• Correct tower-type design for factory-style appearance
• Provides secure clamping to prevent coolant leaks
• Direct-fit replacement for original-style installation
• Width: 3/4" for proper hose coverage
• Open size: 1-13/16" and closed size: 7/8"
• GM reference part number: 9423576
Material / Finish:
Durable steel clamp construction with correct tower-style design for strength, corrosion resistance, and authentic under-hood appearance.
Also known under these part numbers: (For reference only)