Description
This item is brand-new, factory sealed.
Lisle 10810 Injector Rail Fuel Line Cap Set, 5 pc.
- Caps Used to Block Off the Fuel Rail During Fuel Pressure Diagnostics in 2003-2022 Cummins, 2001-2022 Duramax, and 2008-2022 Ford Engines.
- Helps in identification of faulty diesel fuel injectors and used to diagnose engine knock sounds.
- Install the cap on the fuel rail in the place of the injection line.
- When the cylinder with the failed injector is capped, the rail pressure will rise and the vehicle will start.
- Set comes with five different caps.
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