From the Targa dossier
The Opel Manta 400 is a homologation special produced between 1981 and 1983, built to satisfy Group B rally regulations and based on the Manta B body shell. Powered by a 2.4-litre twin-cam 16-valve engine producing around 144 bhp in road trim — but capable of over 400 bhp in full competition spec — it featured a wide-b…
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