The current Caterham USA powertrain program is based on two primary engine options - the 2.3L Ford Duratec and the 2.0L Ford Zetec. Both are available in various states of tune to satisfy a broad range of performance needs. We also continue to supply Ford 1.6L anf 1.7L crossflow engines for installation in older Sevens. Click on the adjacent links to see details on the various engine/transmission options.