PART A - Engine, Engine Management and Turbocharger

1. The Ford Cosworth Engine

General Information

Sierra's high performance 16 valve engine has been developed by Cosworth in England, a company well known for its racing car engines.
The Ford 2.0 Itr: OHC regular production cylinder block forms the mainstay of this engine .
The valve cover bears the following identifications:

DOHC = Double Overhead Camshaft *indicating that the engine has two overhead camshafts

16 V = 16 valves
Turbo = Turbocharger

• Power = 150 kW (204 PS) at 6000 rpm

• Max. Torque = 278 Nm at 4500 rpm

• Max. Engine speed

- continued running: 6500 rpm
- intermittent running: 6800 rpm

Apart from the cylinder block, which has been selected from regular production, all other major components of the engine have been newly developed by either Ford or Cosworth or have been uprated to suit the engines high performance. Main feature of the engine is the 16 valve aluminium cylinder head with its two camshafts specially developed for this engine by Cosworth.