Ford Sierra RS Cosworth - Not Enough Cylinders

Ford Sierra RS Cosworth: the van engine the DTM legislated out of existence

November 11, 2026November 10, 2026 by Petrolhead

White three-door Ford Sierra RS Cosworth with louvred hood vents, front view

Ford Sierra RS Cosworth: the van engine the DTM legislated out of existence America got the Merkur XR4Ti and a polite handshake. Europe got the Ford Sierra RS Cosworth, a three-door family hatchback with a wing the size of a picnic table, an engine block from a van, and a racing record so lopsided that … Read more