I guess we really need to define "noisy"- At worst my car has a consistent mechanical valvetrain sound, and it settles down in volume once the car has been running at temp for awhile. It sounds even.

I have it adjusted by the book.

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03 540I (GAK!!)
81 280E (W123)
70 LeMans Sport with pissed off Poncho 462"
1989 Silverado Step Side (under the knife- complete restomod)