Three models launch Case C Series excavators: CX250C, CX300C and CX350C replace B Series models. Tier 4-Interim diesels use cooled exhaust gas recirculation (CEGR) technology and deliver 177, 207 and 266 net horsepower, respectively. New Intelligent Hydraulic System technology reduces total fuel consumption by up to 10 percent and improves performance, according to Case. Units have up to 6 percent more lift capacity and increased operating weights. The CX250C has an operating weight of 55,400 pounds; the CX300C weighs 65,900 pounds; and the CX350C weighs 80,000 pounds.