Re: Torque Wrench Extension

["R. Cummings" <cumm@flash.net>]

----------
> From: QSHIPQ@aol.com
> To: cumm@flash.net
> Cc: quattro@coimbra.ans.net
> Subject: Re: Torque Wrench Extension
> Date: Friday, February 21, 1997 4:38 PM
> 
> In a message dated 97-02-21 16:21:39 EST, you write:
> 
> << Maybe I missed something on this torque wrench extension tool but FWIW
the
>  extension allows you to use a smaller torque wrench to get the 258 ft
lbs at
>  the nut. e.g. If the extension is the same length as the torque wrench
you
>  only need to torque to an indicated 129 ft lbs to get 258 at the nut.
>          Torgue at nut = (indicated torque)*(total length (center of nut
to
>  torque wrench handle pivot))/(torque wrench length (center of attachment
to
>  center of handle pivot)).
>  
>  Bob Cummings
>  87 GT Coupe
>  
>   >>
> CLOSE,  THO OTHER WAY AROUND BOB.....  What 2079 does is give you the
option
> to use a sub 300ft/lb torque wrench on a +300ft/lb bolt spec.....  IOW,
> directions are to get an "indicated" 258 on the torque wrench about a
foot
> from the bolt....  Your interpretation is what most mechanics I've
> "corrected" assume as well.... Hope this clears things up....  Ever try
to
> price a 300+ torque wrench....  Audi was smart with 2079
> 
> Scott

Hey - you're right on Scott. When I got home from work I looked it up in my
Haynes manual and sure enough, it says 252 on the wrench with the extension
in place.

Golly, I've been doing my coupe to 252 for years. Guess I'll get the pipe
on the breaker bar and give it a tweak.

Thanks,
Bob Cummings
87 GT Coupe