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Rattle/ticking sound above 4000 rpm

Originally Posted by SouthArk370Z Possibly just the naturally noisy valve train. Might try some ester oil next change; it's supposed to help quiet the valve train. ... VVEL is pretty

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Old 10-12-2016, 07:48 AM   #7 (permalink)
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Originally Posted by SouthArk370Z View Post
Possibly just the naturally noisy valve train. Might try some ester oil next change; it's supposed to help quiet the valve train.
... VVEL is pretty noisy.

However, you should hear a similar noise (maybe not as prominent) even at idle. I've had an NTB tech tell me that I had some "spark knock" going on when he was just hearing the VVEL chatter with the car sitting at idle. Stick to tires and batteries, dude
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