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1986 Ford Sierra RS Cosworth


car description

The sight of rival manufacturers reaping the rewards of a successful circuit racing programme prompted Ford to renew its alliance with engine builder, Cosworth, to create the Sierra. Assembly of the minimum 5,000 units required for Group A homologation commenced in June 1986 at the company's Genk plant in Belgium. Based on the three-door Sierra bodyshell, the RS Cosworth combined the standard 1,993cc Pinto engine's cylinder block with a forged steel crankshaft and connecting rods, the first time the latter combination had been seen in a production Ford engine. Topping it off was a Cosworth developed, twin-camshaft, 16-valve cylinder head fed by a Garrett AiResearch turbocharger, the latter being deemed necessary to achieve a competitive power output for racing, which in time would amount to over 500bhp! Even in standard road trim, the Sierra RS Cosworth produced a staggering 204bhp, its Weber-Marelli engine management system ensuring that the resulting stupendous performance was delivered with minimal turbo-lag. Needless to say, the standard Sierra underpinnings were comprehensively up-rated to cope. 6,021 examples had been completed when production ceased in 1992, and today the mo


auction 1986 ford sierra rs cosworth silver 3-door hatchback 2017 rwd 2wd

key Facts

  • Ad ID
  • Ad type
    For sale
  • Category
    Ford > Sierra
  • Year



United Kingdom

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