Do N62 motors have timing chain guide issues?
Need some help, it's not clear to me if the motors in the 4.4 and 4.8is (N62) have the same defective timing chain guide rail issues the M62 has. Is there value in preventively replacing them in the N62?
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E46 M3 | E30 318is | E53 X5 4.8is | E39 530i
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