The 1987 BMW M3 E30 represents a pinnacle of motorsport-derived road car engineering, a homologation special born from BMW's racing ambitions. Renowned for its exceptional handling, balanced chassis, and the potent S14B23 engine, this iconic model established BMW's reputation for delivering driver-focused performance. Its distinctive aerodynamic body kit, including flared wheel arches, and motorsport-inspired interior underscore its racing pedigree. The E30 M3 competed against formidable rivals, solidifying its place as a legendary performance sedan and a highly sought-after collector's item.

This comprehensive service and repair manual provides in-depth technical information for all M3 E30 models. It covers every aspect of the vehicle, from routine maintenance procedures and scheduled service intervals to complete engine overhauls and complex diagnostic troubleshooting for systems like the Bosch Motronic fuel injection. Detailed instructions, torque specifications, and system schematics are included for the engine, drivetrain, suspension, brakes, and electrical systems. This manual is an indispensable resource for dealership technicians and dedicated enthusiasts aiming to maintain, repair, and preserve the integrity of the BMW M3 E30.