Tech Spec: BMW E30 M3 Race Car. Engine & Transmission: 2.7-litre four-cylinder S14, DTM carbon fibre airbox, 49.5mm slide throttle, BMW MS 324 intake/304 exhaust cams, DTM cylinder head specifications, BMW MS 4-into-1 Inconel exhaust manifold, EVO III block/oil squirters, DTM oil pump, DTM oil filter head, DTM sump, custom oil cooler, custom Ron Davis radiator with built-in gearbox cooler
That would be the S14 2.3 liter naturally-aspirated four-cylinder engine that made around 300 hp in racing-spec. It also uses a standard five-speed manual gearbox and not an automated sequential. 120 49 60 25 171 303 271 12