The cars started life as an ordinary ID.
Early conversions were fitted with a Midlands High Power brake servo, later ones with the DS braking and steering systems.
A DS cylinder head but with a compression ratio of 8,5:1 instead of 7,5:1 was fitted, together with enlarged exhaust ports and stiffer valve springs.
Twin Solex or SU carburettors were fitted together with a lightened flywheel which allowed for considerable improvements in performance.
Power output was lifted to 90 bhp approximately.
It is rumoured that the company built a few supercharged versions.