[Fot] Steel Connecting Rods for a TR6

[Bill Tobin]

All my Venolias were exactly the same too.
Guess where they were made?
Bill
----- Original Message ----- 
From: "Barry Munson" <barry at penybryn.ca>
To: "'Robert M. Lang'" <lang at isis.mit.edu>
Cc: "'FOT'" <fot at autox.team.net>
Sent: Tuesday, February 25, 2014 9:13 PM
Subject: Re: [Fot] Steel Connecting Rods for a TR6


> Hi Bob - I bought a set of these Chinese rods for the first wet liner 
> engine
> that  I had built being fully aware of the potential for quality issues. 
> In
> 30 years of racing (Volvos) I have never broken a stock rod even using an
> 8000 redline so I was not overly concerned with the strength issue for use
> in the TR3 where I would be very respectful of the 5500 redline that I had
> set (stock nitrided crank). So far everything has been great.
> HOWEVER - as an additional and logical process I took the rods to my
> save-my-ass many times machinist and he was appalled. The rods were 
> supposed
> to be balanced to the nearest +/- 1 gram and he said that if I had 
> installed
> them as received the vibration would have shaken the engine apart at 5000.
> All the other dimensions were well within specs. Here are the weights
> without rod bolts:
>
> Big end - Initial wt. - 484-491 gms.  - final weight - 484 gms.
> Total rod - Initial wt. - 659-664 gms. - final weight - 659 gms.
>
> For comparative purposes - Stock rods:
> Big end - 554-560 gms.
> Total rod - 843-847 gms.
>
> For interest comparison - all 4 Wiseco pistons with pins were exactly 579
> gms. - guess where they were made........
> Barry.
>
>
> -----Original Message-----
> From: fot-bounces at autox.team.net [mailto:fot-bounces at autox.team.net] On
> Behalf Of Robert M. Lang
> Sent: Tuesday, February 25, 2014 1:12 PM
> To: Irv Korey
> Cc: FOT
> Subject: Re: [Fot] Steel Connecting Rods for a TR6
>
> Hi - if the folks on list list or on the forum do go ahead and buy these
> (Chinese) sourced rods, it would be very helpful to share the weight of 
> the
> parts.
>
> Regards,
> rml
> ---------------------------------------------------------------------------
> Bob Lang              Triumph TR6!!            |  This space for rent
> Former NER Solo Chair                          |
> Voice:617-253-7438                             |  Cell: 339-927-4489
> ---------------------------------------------------------------------------
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