sixracer .com - 1985 BMW M635CSi (European Spec) 3.5L, Inline 6 DOHC 24V 10.5:1 Compression Ratio Bavarian Autosport Chip 307 Bhp / 271 lb. ft. 5-speed manual 3.73:1 Final Drive, 75% LSD Just installed refinished BMW/BBS RC035/038 17x8/9 wheels! Running 235/45ZR-17 and 255/40ZR-17 Kumho Ecsta XS