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Strut Rod Differences!

Old Feb 17, 2016 | 11:46 AM
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Default Strut Rod Differences!

During the Strut Rod Bushing Replacement job, I found it interesting (and aggravating) to find that I have two different rods installed. Perhaps someone might know these differences.

I replaced the LH rod with no problem. The Polyurethane Bushings from the Energy Suspension kit fit fine once the thin steel sleeves were pushed out.



But after removing the LH Strut Rod and pushing out it's old bushings, I found no thin steel sleeve in them, and found it to have much larger ends.





My question is; are there differences in production through the years to account for the discrepancy? If so, what do I have here? I want consistency in my car.

Thanks in advance.
Steve

Last edited by Cavu2u; Feb 17, 2016 at 11:49 AM.
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Old Feb 17, 2016 | 12:02 PM
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63-74 have one size bushing; 75-82 have the other. Offhand, I cannot recall which is the larger bushing and which is the smaller, but there are two sizes.

Last edited by Easy Mike; Feb 17, 2016 at 12:03 PM.
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Old Feb 17, 2016 | 12:09 PM
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Older is smaller. Newer is larger.

I had different ones too, but the PO was kind enough to have two OTHER mis-matched ones in the parts he gave me with the car.

I put the later, larger ones on when I rebuilt my rear end.

Of course, I recently replaced them with heim-joint-ended racing strut rods from VB&P, with which I am well pleased.
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Old Feb 17, 2016 | 12:24 PM
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Later rods are supposed to be an "upgrade" to early C3's due to the larger bushings but both rods will fit both models so that would account for the mismatched rods. Maybe one was bent and replaced or the PO just didn't notice the two sizes or didn't care.
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Old Feb 17, 2016 | 03:14 PM
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Thanks for the explanation folks.

Not only an "improvement", but can be damn exasperating too.

Looking for an early model Strut Rod now.

Steve
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Old Feb 18, 2016 | 04:08 PM
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Originally Posted by Cavu2u
Thanks for the explanation folks.

Not only an "improvement", but can be damn exasperating too.

Looking for an early model Strut Rod now.

Steve
You can buy either size from Wilcox or CC new with bushings for about 50 bucks each.
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Old Feb 18, 2016 | 05:29 PM
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What happened was GM... The early strut rod was replaced by the larger one and for years that was all you could get until the correct smaller strut rods became available a few year back.

Since you already have the bushings for the small rod.. I have a good used straight small strut rod that needs bushings... 10.00 plus shipping.

If you decide you want this call Tommy at 812-288-7103 and we can ship it first thing in the morning.

Willcox

Last edited by Willcox Corvette; Feb 18, 2016 at 05:31 PM.
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Old Feb 18, 2016 | 06:25 PM
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Thanks to all for the help and their time.
Late this morning I found one locally. I've found they are still less common than the large ended ones, at least around here.
Ten bucks is a giveaway price Tommy. The one I bought was an original, according to the casting marks, and was cleaned and painted (no bushings), and paid 22 bucks cash for it.
I thank you all for the offers, and sorry I wasted the time of all of you who were so kind to respond.
I am now more knowledgeable on Corvette Strut Rods, thanks to you folks.

Steve
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Old Feb 18, 2016 | 07:31 PM
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My pleasure Steve.. I'm glad you found one.. We have stacks of originals needing bushings. For our shop customers it is cheaper to buy a new strut rod than it is to buy the bushings and pay the shop labor to install them. So I have stacks of originals..

Willcox
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Old Feb 18, 2016 | 07:50 PM
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Originally Posted by Willcox Corvette
My pleasure Steve.. I'm glad you found one.. We have stacks of originals needing bushings. For our shop customers it is cheaper to buy a new strut rod than it is to buy the bushings and pay the shop labor to install them. So I have stacks of originals..

Willcox
Yes, I can see it's easier AND less costly to buy a bushed rod. Really the way to go here.

But what fun is that?



You guys are great. AAMOF, an order I put in to Willcox last week should be arriving any day now.

Thanks again.
Steve
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Old Feb 19, 2016 | 09:08 AM
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Originally Posted by Cavu2u
But what fun is that?
And that, my friend, is the point...
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