04-10-2014, 01:38 AM
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#7
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Senior Member
Join Date: May 2013
Drives: 2013 FR-S, white, MT
Location: Puyallup, WA
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Quote:
Originally Posted by Travisty75
What you have circled is part of the automatic tensioner for the serpentine belt setup. The sound you have is due to exhaust leaks. Buy new gaskets for all connections (although it sounds like it's at the head/header because one pulse sounds louder, rather than a constant hiss), reinstall everything, and torque to factory specs.  |
It almost sounds like you forgot to put the manifold gaskets on.... 
humfrz
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