[TR] TR3A Leaf Spring front pin/bolt

[Art McEwen]

The new pins arrived today, with hi resolution and max zoom I can almost believe I can see that shape in the old ones (or it could be anything).   More pb blaster I guess. 

> On Sep 29, 2015, at 5:47 PM, Randall <TR3driver at ca.rr.com> wrote:
> 
> That would indeed be a problem; but as Michael said, I don't believe that is the case in your photo. 
>  
> -- Randall
> 
>  
> 

> From: Triumphs [mailto:triumphs-bounces at autox.team.net] On Behalf Of Art McEwen
> Sent: Tuesday, September 29, 2015 12:58 PM
> To: Randall
> Cc: triumphs at autox.team.net
> Subject: Re: [TR] TR3A Leaf Spring front pin/bolt
> 
> What happens if somebody has welded the old pin in place?
> 
> https://www.dropbox.com/s/j33n858w0pp0btx/img_0591.jpg?dl=0
> 
>> On Sep 18, 2015, at 12:17 PM, Randall <TR3driver at ca.rr.com> wrote:
>> 
>> My method:
>> 

>> Hardened all-thread, hardened nuts, extra thick hardened flat washers (aka setup washers) all      from MMC. (ISTR the thread is 5/16 NF,
>> but double-check that)
>> 
>> Soak the pin in PBB (or your choice of penetrating oil) for several weeks beforehand.
>> 
>> Use a bottoming tap to clean out the threads in the head. 
>> 
>> Find a suitable socket that will just fit over the head of the pin (and the little tab on the frame).  Cut a piece of all-thread
>> about 4" long, and use double nuts to lightly torque it into the head of the pin.  Remove the nuts, lube the threads with the best
>> lube you've got, then use the setup washer and one nut to pull the pin out as far as the socket will allow.  Took a bunch of torque
>> (I used an extra-long box end wrench and grabbed the car to pull against) but the pin moved before anything broke.  Add a suitable
>> spacer and pull some more.  Lather, rinse, repeat until the pin falls out.  I replaced the nut & all-thread once or twice, as they
>> were looking worn.
>> 
>> Or; take the body off and commence pounding with a BFH.  I've always succeeded with the first method but I'm not certain it's
>> actually easier than taking the body off <g>
>> 
>> If you grease the pin up good with copper-based anti-seize before reinstallation, it will pop right out next time.
>> 
>> -- Randall  


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