#m54rebuild

BMW E46 Replace Valve Stem Seals (head in car) DIY #m54rebuild 10

I began my rebuild when I did a compression test and noticed I had poor compression in cylinders 2-6 (about 142 psi, the bottom of the service limit). Cylinder 1 head 160 psi. A leakdown test showed leakage into each adjacent cylinder. Of course my engine also had the oil consumption problem (1 quart every […]

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BMW E46 Install Timing Components & Reset Timing DIY #m54rebuild 8

M54 Timing Tool Kit: https://amzn.to/2OdEfKI I began my rebuild when I did a compression test and noticed I had poor compression in cylinders 2-6 (about 142 psi, the bottom of the service limit). Cylinder 1 head 160 psi. A leakdown test showed leakage into each adjacent cylinder. Of course my engine also had the oil […]

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