321-4391: Injection Nozzle

Cat® Fuel Injection Nozzles of Injection Pump deliver fuel to the engine at the right pressure and time for proper combustion, and injector plungers and barrels work together to control the process. They are developed specifically for your Cat® engine. Each unit is computer-tested for 20 critical quality points to ensure maximum performance and fuel economy with outstanding wear life and overall performance that no will-fit product can beat. You're buying less downtime and lower repair costs, helping you achieve the lowest owning and operating costs over your engines lifecycle. Application: Cat® Fuel Injection Nozzles are used in the fuel pump group of Cat® machines. Consult your owner's manual or contact your local Cat® Dealer for more information.