06-07-2020, 05:03 PM
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#1 (permalink)
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A True Z Fanatic
Join Date: Dec 2011
Location: Fayettenam,Pennsyltucky
Age: 70
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Drives: 2011 Nismo GM 6M
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Quote:
Originally Posted by SonicVQ
Be very carful not to over tighten the valve cover bolts.
They are a stepped collar design (see link below) and can snap, leaving the threaded portion in the head.
Also, tightening them a little more will not increase the clamping force between the valve cover and cylinder head.
If it is leaking, the rubber gasket has shrunk and needs to be replaced.
https://conceptzperformance.com/niss...1a_p_25546.php
Good luck with whatever you decide to do  |
With these bolts. Once tight, that's it. If OP doesn't find any loose bolts. Then the gasket has to be replaced.
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