Turbocharged BMW M20B30 Engine

Custom-built turbocharged BMW M20B30 3.0-liter inline-6 engine.

Based on the legendary M20 platform that powered the E30 325i and related models, this enhanced M20B30 configuration features a larger displacement bottom end combined with modern turbocharging. The result is a strong-revving, high-torque powerplant that retains the classic BMW inline-six character while delivering significantly increased performance.

Key specifications

• Engine base: BMW M20
• Displacement: 3.0 L (M20B30 configuration)
• Configuration: Inline-6, SOHC, 12-valve
• Induction: Turbocharged
• Ideal for high-performance street, track, or drift applications
• Retains the smooth power delivery and distinctive sound of the classic M20

Ideal as a complete turn-key performance engine for E30 builds, engine swaps, or custom projects. A properly built turbo M20B30 offers an excellent balance of reliability, power potential, and authentic BMW character when supported with the correct supporting modifications.

Common applications
Popular for BMW E30 chassis (and other compatible platforms) — verify exact specifications, turbo setup, management system, and supporting modifications for your specific build.

Perfect for enthusiasts seeking a powerful yet characterful turbocharged evolution of the classic BMW M20.