The 250 SX-F has already proven its value wining many championships for KTM, so the 2014 model should have all it needs to remain in front of the pack.the 2014 KTM 250F-SX lies a 1 cylinder, 4 stroke, water cooled engine with a displacement of 249.91 cc (15.2505 Cu In). For 2014, the 250 SX-F gained a lighter, 5-speed gear box which further enhances the bike’s performances.