Subject	Hold rpms at 2500-3K, then release quickly and let rpms fall
Posted by	my91z on July 07, 2008 at 2:52 PM
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In Reply To	300zx NA engine making knocking sound? posted by nikitenko91 on July 07, 2008 at 01:52 PM
Message	Listen to see if the knocking gets louder as the revs fall back down; this is called "backrattle" and is a sign of a bad rod bearing. Mike --------------------------------------------------------
Follow Ups	300zx NA engine making knocking sound? - nikitenko91 13:52:30 07/07/08 very tough to tell without hearing it in person and even - robo (sebring1970) 14:06:02 07/07/08 Hold rpms at 2500-3K, then release quickly and let rpms fall - my91z 14:52:11 07/07/08 your description reads closer to a bad VTC spring. (n/m) - robo (sebring1970) 13:11:40 07/08/08 Not from the extensive research I did online when I had the> - my91z 15:23:11 07/08/08 no problema. My info is from an old Nissan TSB that - robo (sebring1970) 17:01:21 07/08/08
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