Drivetrain options Ford Sierra



the sierra xr4i striking bi-plane rear spoiler.



ford sierra xr4x4 front


the sporting model xr4i utilized 2.8 engine mechanical fuel injection (bosch k jetronic) coupled rear-wheel drive (1983-1984) , four-wheel-drive xr4x4 (1985-1987). in markii sierra s engine replaced 2.9-litre version. both 2.8/2.9-litre engines gave 150 bhp. known cosworth model powered turbocharged 16-valve 4-cylinder engine known yb based on ford pinto block. ford sierra rs cosworth introduced in 1986 three-door hatchback, 2-litre dohc turbo engine producing 204 ps (150 kw; 201 hp) , top speed of 150 mph - speed found in sports cars prestige brands ferrari , porsche, @ higher prices less practicality. @ time ford wanted compete in group touring cars , therefore eligible produce limited run of 10% of initial production, therefore 500 cars. known evolution model. ford employed tickford development. sierra rs500 known sported small additional rear spoiler, , larger front chin spoiler, cooling ducts engine, brakes , intercooler. under bonnet larger turbo , intercooler fitted along set of injectors, instead of standard 4 injectors built eight, although in road trim these injectors did not function. these modifications produced 225 ps (165 kw; 222 hp) in road trim , around 550 hp (410 kw) in race trim. successful in motorsport , highly tunable road cars large following.


in 1987, ford introduced four-door saloon (marketed in uk sierra sapphire), sold alongside hatchback , estate until sierra replaced mondeo in 1993. last sierra rolled off production line in december 1992.


the sierra cosworth switched saloon bodystyle in january 1988, again rear-wheel drive, before four-wheel drive version replaced 2 years later.







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