FordPartsGiant.com offers the wholesale prices for genuine 2012 Ford Fiesta parts. Parts like Cylinder Block and Plugs are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 1.6L TIVCT PFI Sigma. Transmission: 5-Speed Manual Transmission - B5/IB5, 6-Speed Automatic Transmission GFT DPS6.