Comments: This engine comes with a GAC type electronic actuator controlled by JL G. The listed net price includes a $1800.00 core charge. Core charges are refunded upon receipt of your core and a visual external inspectio n by the engine manufacturer for any cracks, welds, holes or other damage. Cores must be shipped dry, and free of fluids to the following ; Core charge refunds are not applicable for international orders. Duetz Xchange 1409 Valentine Ind Pkwy Pendergrass GA 30567 Please ca ll the JLG Parts Call Center (1-877-554-5438) for further assistance.