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Re: [Tigers] Balancer bolt torque?

To: "'Owain Lloyd'" <owain.lloyd@gmail.com>, "'Smit, Theo'"
Subject: Re: [Tigers] Balancer bolt torque?
From: "Samouce's" <wsamouce@kc.rr.com>
Date: Tue, 15 Mar 2011 17:18:48 -0500
Thanks guys!

90 lbs it is!  I used the ARP moly lube on the bolt and lots of grease on
the hub to crank connection.  The balancer was heated to 250 degrees and
pressed on the crank as I tightened the bolt.  It's not going anywhere.

My torque wrench was recalibrated about two years ago.  I have the hydraulic
roller lifters submerged in oil overnight.  The heads will go on tomorrow.

Duke
B382002037

-----Original Message-----
From: Owain Lloyd [mailto:owain.lloyd@gmail.com] 
Sent: Tuesday, March 15, 2011 4:55 PM
To: Smit, Theo
Cc: Samouce's; tigers@autox.team.net
Subject: Re: [Tigers] Balancer bolt torque?

I used 90.  and it's still on there :)

On Mar 15, 2011, at 17:20, "Smit, Theo" <Theo.Smit@dynastream.com> wrote:

> I think that the 220 ft-lb may apply for a 200,000 psi bolt being threaded
> into a nut that is made from similar material, and where the load is being
> spread over a suitably large area. Since it's going into nodular iron or
cast
> steel, and it's clamping something that may not be expecting to be crushed
as
> hard as applying 220 ft-lbs would, you're probably better off to use the
> Ford-recommended 70-90 ft-lbs.
> 
> However, you should make sure that your torque wrench is reasonably
accurate,
> and that you use an appropriate fastener lube, to make sure that the 90
ft-lbs
> isn't either 60 or 120.
> 
> Cheers,
> Theo
> 
>> -----Original Message-----
>> From: tigers-bounces@autox.team.net [mailto:tigers-
>> bounces@autox.team.net] On Behalf Of Samouce's
>> Sent: March 15, 2011 2:15 PM
>> To: tigers@autox.team.net
>> Subject: [Tigers] Balancer bolt torque?
>> 
>> Hello all.
>> 
>> Just installed the balancer on the 347. Wife does not know I used the
>> oven
>> ;>)
>> 
>> The instructions for the SFI balancer state 90 ft/lbs.  ARP stated 220
>> ft/lbs for the bolt on their web site.  Big difference...
>> 
>> So, what is the recommended torque for the HB bolt?
>> 
>> Thanks!
>> 
>> Duke
>> B382002037
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