The BMW E30 M3, produced from 1986 to 1991, represents a legendary homologation special, a performance variant of the iconic E30 chassis developed for motorsport. This 1991 model year M3 is distinguished by its wider track, flared fenders, revised suspension geometry, and a potent 2.3-liter S14 inline-4 engine. Engineered for racing, it features distinctive aerodynamic enhancements like a front air dam and rear spoiler, contributing to its renowned balanced chassis and engaging driving dynamics, making it a highly sought-after vehicle for enthusiasts.

This comprehensive service repair workshop manual provides full coverage for the BMW E30 M3 (1991 model year). It details essential maintenance procedures, including oil changes and fluid checks, alongside in-depth repair instructions for all major systems such as the engine, transmission, brakes, suspension, and electrical components. The manual also covers troubleshooting, diagnostic procedures, and rebuild instructions, offering invaluable guidance for owners and technicians to maintain and restore this performance classic.