1955/57 Thunderbird engine side supports/stabalizers


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By Carefree Charlie - 4 Years Ago
Has anyone had a problem with the 1955/57 TB supports failing or bending under heavy launch? Is there an alternative that is stronger? Will using larger threaded stock help?
By paul2748 - 4 Years Ago
I guess if your bending them, a larger diameter rod might help.  I don't do power launches so haven't had any problems with mine
By miker - 4 Years Ago
You might look at the FPA headers, which use heim joints. A member here has them, and he's got shots of the bird pulling a front wheel. But this is the first time I've heard of anyone having that problem. Good rubber bushings, everything properly tighten?

I broke a rear leaf one time, not to mention other parts in between, but never bent the rods

http://www.fordpowertrain.com/Tbirdheader.htm
By Carefree Charlie - 4 Years Ago
Thank you. I am using Sanderson headers now. May be worth looking into the headers you mentioned. The rods from the headers appear to be longer and go straight down to the frame and without the rubber bushings.
By Florida_Phil - 4 Years Ago
I don't do launches in my TBird either.  Potentially expensive. As you probably know, the stock stabilizers have rubber bushings.  It sounds like your car has been modified already in that department. In a TBird like ours, nothing serious is holding the engine from torquing over except the front and transmission mount.  Those stock stabilizer rods are pretty flimsy.   Back in the day we used a piece of chain bolted from the frame to engine to hold it in position under load.  You can put solid mounts in your car, but it will create vibrations.
By Vic Correnti - 4 Years Ago
I have cracked the engine side stock mounting brackets losened the frame ones rivets but never bent the rods. I did break a heim joint that came with the PFA headers. They were hardware grade. For what it's worth I'm thinking the rod on the left is being pulled when the engine is torqued on a hard launch.
By Carefree Charlie - 4 Years Ago
I bent one of the supports where it attaches to the block. I have replaced it. I have new support rods with new rubber and metal. I erred in my statement when I wrote that I bent a support rod. However one of the rods must of bent or stretched somehow to bend the support that bolts to the block.
I am using a Flaming River rack and pinion so , according to FPA, their headers won't fit. Maybe a chain or a larger support bolt will work. 
By famdoc3 - 4 Years Ago
Those rods should never bend if they are adjusted right. The opposite side rod would have to stretch for that to happen. They are incredibly strong in tension. You have something else wrong. Your contralateral rod is not tight, your contralateral stabilizer is loose or broken ( I’ve done that launching) maybe your contralateral frame mount has broken. These are not “support” rods they are stabilizer rods they work in tension, not compression. MIKE
By ian57tbird - 4 Years Ago
One of the rods has been weld repaired on mine. I have new replacements. Another one of those jobs I'll get to that one day.