Ford Sierra RS Cosworth 

  • 1986-1992
  • 201 HP 2.0L
  • 150 mph
Together, Ford and Cosworth released the Sierra Cosworth RS as a homologation special for Group A rally.
It was equipped with an intercooled Garret AirResearch TO3 turbocharger that delivered 9psi of boost, resulting in just over 200 horsepower.

Road Tests Real world tests of the Ford Sierra RS Cosworth


Sierra RS Cosworth
6 s

Top speed

Sierra RS Cosworth
150 mph
Skyline GT-R
111 mph


Sierra RS Cosworth
16 s
850 CSi
14.3 s

1/4 mile

Sierra RS Cosworth
14.28 s
Cooper S S
17.79 s

Data points Key details of the Ford Sierra RS Cosworth


Sierra RS Cosworth
201 HP
850 CSi
372 HP


Sierra RS Cosworth
204 ft-lb
850 CSi
545 ft-lb
GT500 Fastback
421 ft-lb

In The News From around the web


Ford Sierra RS Cosworth
The Cosworth-developed YBB engine was a Pinto-based block with a Cosworth aluminum head.
As a result the car achieved a top speed of 150 mph with a sub six second run to sixty mph.

Specifications Full list of technical specs


Brand Ford
Year 1986-1992
Highway mileage 24 MPG

power & handling

Power-to-weight ratio 13.68 lb/hp
Maximum hp 201 HP @ 6,000 RPM
Maximum torque 204 ft-lb @ 4,500 RPM
Engine placement Front
Steering system Rack and pinion


Displacement 1,993 cc
Air compressor Turbocharger
Fuels Gas
Compression ratio 8:1
Bore/stroke 3.58 in / 3.03 in
Valvetrain DOHC
Valves per cylinder 4 valves

physical dimensions

Curb weight 2,750 lb
Width 66.9 in
Height 54.2 in
Length 176.9 in
Front track width 56.8 in
Wheelbase 102.7 in

road tests

Top speed 150 mph
1/4 mile 14.28 s
0-60mph 6 s
0-100mph 16 s
Drag coefficient 0.34


Drivetrain RWD w/LSD
Shift system Manual
Gearing Traditional
# of gears 5 gears

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc
Front wheels 381/? 178
Rear wheels 381/? 178
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