Doing a compression test first to see what's up. I have a bore scope and will take a peek as well. It wouldn't restart in the driveway the next day which has me worried...

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2001 x5 3.0 (sold with broken motor), 1990 e30 M3, 1991 318is, 2002 325i, 2008 335i Dinan stage 3 6 speed,