Engines & Engine Parts. Exterior Parts & Accessories. Ignition Systems & Components. Heavy Equipment Parts & Access. 24V Turbocharger Actuator 3780579N 3780579 for Cummins Diesel Engine. Replace Part Number: 3780579N, 3780579. Application: Fit For Cummins Diesel Engine. Q: What if the part number matches the product description but my car is not listed in the “Fit Car Model” list? We will use our Vehicle Configuration Database to verify whether the part fits your vehicle and help you find the correct one if needed. Q: What if my car matches the year, make, model, and engine code in the product description but doesn’t have a matching part number? We will check our Vehicle Configuration Database and inform you whether the part is compatible with your vehicle as soon as possible. Q: I don’t want the whole kit. We usually sell parts from the kit separately. If you can’t find them in our store, please provide your car model and the list of parts you need via Message, and we’ll send you the relevant link. We’ll do our best to resolve the issue. Orders are processed Monday thru Saturday, excluding legal holidays. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant shopping experience in here.