Features and Benefits:

• Precision M52 x 2.5 Buttress Threading: Ensures a tight, secure fit for accurate cooling system pressurization and testing.
• Broad Multi‐Manufacturer Compatibility: Applicable to Aston Martin, Buick, Cadillac, Chevrolet, Ford, GMC, Chrysler, Dodge, Fiat, and more.
• Optimized for Professional Diagnostics: Designed for leak detection, pressure testing, and coolant system performance verification.
• Durable, Long‐Lasting Construction: Manufactured to withstand repeated shop use while maintaining reliable performance.
• Enhances Technician Efficiency: Provides quick attachment and stable sealing, reducing diagnostic time and ensuring consistent results.



FZ35A M52 x 2.5 Cooling System Tank AdapterProduct DescriptionThe FZ35A cooling system tank adapter features an M52 x 2.5 buttress-threaded design engineered for reliable pressurization and diagnostic testing of modern automotive cooling systems. Built for compatibility across a wide range of vehicle manufacturers including Aston Martin, Buick, Cadillac, Chevrolet, Ford, GMC, Chrysler, Dodge, Fiat, and more, this adapter ensures a secure seal for accurate pressure readings during leak detection and cooling system maintenance. Its durable construction and precision threading make it a trusted solution for technicians performing coolant system diagnostics, refilling operations, and service procedures requiring a dependable interface with OEM-style expansion and radiator tanks.