Comments: This engine uses a Mechanical Governor. The listed net price includes a $1800.00 core charge. Core charges are refunded upon reciept of your core and a visual external inspection by the engine manufacturer for any cracks, welds, holes or other damage. Cores must be shipped dry, a nd free of fluids to the following:Core charge refunds are not applica ble for international orders. Deutz Xchange 1409 Valentine Ind Pkwy Pendergrass GA 30567 Please call the JLG Parts Call Center (1-877-554 -5438) for further assistance.