As per Art. 4.1.4 to FIA Appendix K: For any homologated car, the HTP must be accompanied by an ASN certified copy (printed on FIA stamped/watermarked paper with an ASN additional authentication) of the car’s original Homologation Form or a ASN certified copy (printed on FIA stamped/watermarked paper with an ASN additional authentication) of the car’s Retrospective Homologation Form.
None of the forms available on this website will be recognised as valid on an event, this is for consultation only.

Ford Sierra Cosworth (4 Doors)

Homologation number: 
5370
Make: 
Ford
Model: 
Sierra Cosworth (4 Doors)
Group: 
A
Cylinder capacity: 
1994
Transmission: 
RWD
No of cylinder: 
4
Country: 
United Kingdom
Date of homologation: 
October 2, 1988
End of homologation: 
January 1, 1996

Description

List of extensions 5 open
1/1VO
02/01/1989
Transmission, Final drive ratio, Suspension, Brake, Steering, Wheel attachment
2/1VF
02/07/1989
Engine
3/2VF
02/07/1989
Turbo
4/1ER
02/10/1989
Engine
5/2VO
02/05/1990
Gearbox, Suspension

Homologation forms & list of extensions