1986 BMW M3 (E30) joins the BMW expansion with source-backed core specifications. The seeded observations prioritize stable historical reference data from Wikipedia and linked source tables; ambiguous market-specific or unsourced figures are omitted rather than guessed.
Specifications by source
Each figure carries an evidence mark and a text label; expand a value for its full provenance — citation, verification, test conditions, and any alternate figures.
0–100 mph19.60 sIndependent testCar and DriverShow full source detail and alternate values
Originally reported as 19.6 s; stored canonically.
Car and Driver instrumented 0-100 mph: 19.6 s for a 1988 US-market E30 M3. Same E30 M3 coupe generation, later model year and market caveat.