Mailing List lml@lancaironline.net Message #37963
From: Marvin Kaye <marv@lancaironline.net>
Subject: Re: torque specs
Date: Wed, 04 Oct 2006 13:47:07 -0400
To: <lml>
Posted for "Tom Gourley" <tom.gourley@verizon.net>:

 Craig B wrote:
 
"""
Can someone please tell me what the torque specs are for the engine mounting
bolts? (where mounts attaches to firewall)
"""
 
For the Legacy, according to the most recent manual I have, the firewall bolt
specs are:
 
 AN4 bolts 4.17 - 5.83 ft-lbs (50.04 - 69.96 in-lbs).  AN7 bolts 37.5 - 41.2
ft-lbs (450 - 494.4 in-lbs).
 
 While the manual lists the torque for the Lycoming 540 and Continental 550 on
different pages the specs are the same.  I'd recommend using a 1 foot wrench.
 Getting nearly 500 lbs onto a 1 inch wrench could be pretty tough :-)
 
 Tom Gourley
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