4x Copper Injector Seal 15x7.15x1.5 mm – Injector Washer

4x Copper Injector Seal 15x7.15x1.5 mm – Injector Washer

This set contains 4 copper sealing rings (Standard Size) installed between the injector nozzle and the cylinder head. Upon tightening, the ring (1.5 mm thickness) deforms to create a tight seal between the injector and the combustion chamber, preventing compression loss.

Function

• Sealing: Reliably seals the injector nozzle against the cylinder head.
• Protection: Prevents combustion gas blow-by ("Black Death") and fuel leaks.
• Adaptation: Perfectly compensates for unevenness on the sealing surface.
• Precision: Ensures the correct installation depth of the injector (Standard).

Technical Data

• Quantity: 4 pieces.
• Material: High-quality Copper (Heat resistant).
• Outer Diameter: 15.0 mm.
• Inner Diameter: 7.15 mm.
• Thickness: 1.5 mm (Standard).
• Type: Flat sealing ring / Heat shield washer.

Typical Application

• Installation and maintenance of diesel injectors.
• Mandatory replacement with every injector removal.
• Suitable for injector systems with 15 mm seat seal (e.g., Mercedes CDI).
• Used in passenger car and light commercial vehicle diesel engines.