M50 engine (high mileage), always run on 87 or 89 with no trouble. I used to believe the hype, but have since believed in what works
Dave
2 Grand Master
M50 engine (high mileage), always run on 87 or 89 with no trouble. I used to believe the hype, but have since believed in what works
Dave
10/90 Build 525im, 630,000+km, Eibach/Sachs, Engine Rebuild
*RIP Oskar the DOG*
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