Repost since my other thread has a redirect issue.
1990 325i, starts great, runs great, acceleration is still head snapping. But, after it warms up and at speed or idle I get a slight popping sound from engine. Almost like the pop you get out of those fancy mufflers that some folks do, but well...muffled and coming from engine. Thoughts?
1990 325i, starts great, runs great, acceleration is still head snapping. But, after it warms up and at speed or idle I get a slight popping sound from engine. Almost like the pop you get out of those fancy mufflers that some folks do, but well...muffled and coming from engine. Thoughts?
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