BMW M3 (1986 – 1990) Review
7 steps to revive your car for driving season - Hagerty Media
Your handy 1986–91 BMW M3 (E30) buyer's guide - Hagerty Media, bmw m3
F80 to E30 (First Ever S55 Swap E30 ///M3) – Heelandtoesa
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1987-'91 BMW 325i: A more attainable alternative to an E30 M3?, Articles
Hagerty market analysis: Tracking BMW M3 values
Video: Hagerty E30 M3 Buyer's Guide - BimmerLife
BMW M3 E30 (1986-1992): PH Pocket Buying Guide - PistonHeads UK
Buying Guide: BMW M3 E30 (1986 - 1992)