Ford Sierra RS Cosworth Group A (New !) LHD
- Price: 105000 €
- Telephone: 0033327575877
- City: Solre le Château
- Country: France
- Listed: februari 23, 2026 6:18 pm
- Expires: 89 days, 18 hours
- Ad id: 709438
Description
Built over a 4-year period from a 3-doors Cosworth RS road car (12/1986), with immaculate bodywork.
For sale with only 600 km of road testing and engine, transmission, etc… break-in.
Never used in rally.
Compliant with Group A-5323 homologation.
BODYSHELL :
Roll cage (Extension 17-11 VO of April 1, 1988).
Full welded body.
ENGINE:
Completely rebuilt.
Competition balanced by Dynamequil.
Wiseco pistons, 91.5 mm bore, forged from 2618 aluminum.
ARP studs.
Wossner connecting rods (original connecting rods also available).
Camshafts: Stock exhaust, BD14 intake.
Major work on the cylinder head: optimization of the ports, new guides, new valves and tappets, ground seats…
High-capacity aluminum oil sump.
Owens Developments Garrett T3 hybrid turbo.
34mm FIA restrictor or 60mm connector.
Exhaust manifold treated with Zyrcotec (not the turbo as it is not recommended by Owens).
OEM intercooler or larger 4×4 model.
All sensors are new.
New Bosch 403 injectors.
High-performance cooling system with Spal fans.
Stainless steel side exhaust.
Gas temperature sensor and AFR (not active on maping as regulated).
No dyno values currently but it could be planned.
Test on road will show it works well.
ECU :
Weber Marelli L6 with chips and Motorsport Developments wasted spark ignition module (but I also have the stock L1 with sparks distributor).
ELECTRICAL :
Starter and alternator (90A) renewed with oem parts.
Completely new Motorsport wiring harness with soldered connections, engine and car.
Cartek electrical distribution modules.
Stack dashboard.
Varley Red Top 900 lithium battery.
TRANSMISSION :
Gearbox and rear differential are new (Bara Motorsport).
Long clutch bell.
Getrag 265 5-speed gearbox with homologated synchronized gear ratios.
7.5″ rear differential, 4.4 ratio, ZF platted.
Rigid mounting.
AP Racing CP2486-26 clutch disc, 240 mm.
Helix Racing clutch mechanism.
BRAKES:
Front: ALCON 4-piston calipers and 330 mm ALCON discs. Ferodo DS3000 pads.
Rear: ALCON 4-piston calipers and 285 mm AP Racing discs. Ferodo DS3000 pads.
Rear pressure regulator.
AP Racing pedal set adjustable from the dashboard.
AP Racing master cylinders.
Horizontal hydraulic handbrake.
CuNi and Goodridge Dash 3 brake lines.
SUSPENSIONS :
Suspension R-Tec. New, modified, and adjustable Öhlins front and rear shock absorbers.
909 front shock absorber upper mounts (ATM).
Adjustable front and rear anti-roll bars.
7075 T6 aluminum front uprights and suspension arms.
Steel ATM compression struts.
Steel rear hub carriers.
Front and rear suspensions on rod ends.
STEERING :
Group A power steering pump.
Steering rebuilt by Kelly Bray.
Stiff steering column.
WHEELS :
10 X Braid Fullrace A Rallycross wheels, 8 x 17, ET26, steel inserts.
OTHERS :
60-liter ATL Saver Cell fuel tank (FIA FT3-1999) and aluminum tank container.
Chek valve at the inlet (FIA conform).
With fuel catch tank and dual pump Walbro.
OMP HTE R XL seats (Valid until end of 2029).
6-points harnesses (Valid until end of 2029).
Lifeline FIA 8865-2015 2.4L aluminum manual fire extinguisher.
Lifeline ZERO 2020 aluminum electric fire suppression system.
The car is equipped with polycarbonate side and rear windows, which are permitted in Belgian historic, and I have the original windows.
This vehicle has standard French registration (registration documents at my name).
I also have the original Belgian documents.
600 photos documenting all stages of the restoration are available upon request.
And also all invoices, documents, drawings, …
Located in northern France, near the Belgian border.
The car is on a lift, allowing for a thorough inspection.
Test drive possible on road in dry weather. Also possible on 23rd of March on a closed road rally stage test day.
First contact: please reply to this ad.
No car exchange.
I am a private seller (no VAT).
At your disposal for any information.
I will consider offers starting at €105,000.
Ford Sierra RS Cosworth Groupe A
Neuve !, construite sur une période de 4 ans à partir d’une authentique Cosworth RS 3 portes de route (12/1986), avec une carrosserie dans un état particulièrement impeccable.
À vendre avec seulement 600 km d’essais routiers et rodage moteur, transmission, etc…
Jamais utilisée en rallye.
Conforme à l’homologation A-5323 (au plus proche actuellement possible).
Arceau de sécurité conforme à la fiche d’homologation (Extension 17-11 VO du 1er avril 1988).
Caisse complètement soudée.
MOTEUR :
Entièrement remis à neuf.
Équilibrage compétition par Dynamequil.
Pistons Wiseco, alésage 91,5 mm, en aluminium 2618 forgé.
Gros travail sur la culasse : optimisation des conduits, nouveaux guides, nouvelles soupapes et poussoirs, sièges rectifiés, …
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