6.5 turbo dieselRemanufactured a complete line of diesel and gas engines including GM, ford, Caterpillar, Cummins, Detroit, Isuzu ,OPTIMIZER 6500 , GM 6.5 Turbo Diesel, 6.2 Diesel , 6.6 Duramax, International, and Perkins We offer both immediate exchange and custom remanufacturing programs designed to minimize your downtime. Every year, UEP remanufactures over 5,500 diesel and gas engines of all sizes and makes, from on-highway to off-road and industrial and marine. http:///www.65engine.com