1. Fitment: Fuel injector test check kit is replacement for ISX, replacement for Signature Engine, which is made according to the prototype model. 2. Part Number: The referencing Part number of this test tool is 3164001. Please check the part numbers whether it suits your vehicle before purchasing. 3. Features: Quick connect fitting and test plate, connection, long hose for easy access, and use this tool before replacing injectors or metering actuators. 4. Stable Performance: Fuel injector test kit is made of Aluminum Alloy material, which has excellent mechanical properties, and shows its great anti oxidation and durability. 5. Exquisite Workmanship: Professional manufacturing, fine workmanship, reliable quality, stable performance, and is worthy of your trust. Name:Fuel Injector Leak Detection Kit Type:Test Check Tool Part Number:3164001 Fit:For Cummins ISX Signature Engine Colour:As Shown Material:Aluminum Alloy Package Contents: 1 x Fuel Injector Leak Detection Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.