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New member with a 1971 c3 seeking help

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Old 06-16-2018, 10:28 AM
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Jethro Smith
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Default New member with a 1971 c3 seeking help

Hello all I worked on my grandfathers 1971 c3 convertible my entire life he bought new. He passed and left it to me so I am now in the process of bringing the car to Florida from Tennessee. It will be my daily driver and the only mods are a edelbrock intake and carburetor I installed last year. I want to update the suspension to ride better but I am not sure if I need to go for a full coil over for just driving on the streets. Any thoughts on some of the other suspensions? Thanks and I am excited to be a part of this forum.
Old 06-16-2018, 10:32 AM
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Vette_DD
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Welcome to the forum.

You'd probably get more helpful information if you posted your request here:

https://www.corvetteforum.com/forums...performance-3/
Old 06-16-2018, 10:54 AM
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Vetteman Jack
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Welcome and moved this over to C3 Tech/Performance.
Old 06-16-2018, 10:55 AM
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Jethro Smith
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Thank you I am still figuring it out.
Old 06-16-2018, 11:09 AM
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OldCarBum
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Call Van Steel.
They are a forum vendor and talk to one of the techs.
They sell top quality suspension components and will give you excellent customer service.
They helped me set up the entire suspension for my 73.
Let them know how you plan to use your corvette, the type of ride you want and they will set you up.
They also offer a nice forum member discount.
Old 06-16-2018, 11:14 AM
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Jethro Smith
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Awesome I will look at their website today and call them
Old 06-16-2018, 02:32 PM
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Jstan2014
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My condolences to you for the loss of your grandfather. I’m sure his C3, now your C3, means the world to you. Best of luck. And here’s to many more great times in your new convertible.
Old 06-16-2018, 03:30 PM
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maj75
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A properly set up stock suspension will be fine for street driving. Replace all your suspension bushings, rebuild the trailing arms, rebuild your steering box and power steering components if equipped and install new shocks and you will have a fine riding car without spending a ton of money.
Old 06-16-2018, 03:39 PM
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doorgunner
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Originally Posted by Jstan2014
My condolences to you for the loss of your grandfather. I’m sure his C3, now your C3, means the world to you. Best of luck. And here’s to many more great times in your new convertible.
My thoughts, also.
Old 06-16-2018, 04:21 PM
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carriljc
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Originally Posted by maj75
A properly set up stock suspension will be fine for street driving. Replace all your suspension bushings, rebuild the trailing arms, rebuild your steering box and power steering components if equipped and install new shocks and you will have a fine riding car without spending a ton of money.
Old 06-16-2018, 08:47 PM
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ajrothm
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Yep, just restore your factory suspension back to stock specs is your best bet for a good riding, decent handling street car.... Coil overs will really stiffen the ride quality, even when adjusted soft....Unless you are planning on pushing it real hard in turns, the stock suspension in good condition is the way to go.
Old 06-16-2018, 09:40 PM
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Jethro Smith
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Thanks guys I will stick with the stock suspension for now with replacing the bushings,shocks, etc. should I even mess with a composite rear spring at all or is it not needed either. Thanks again!
Old 06-16-2018, 09:46 PM
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68notray
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Daily driver?? Eeek. I love my 69 but I also love my new Silverado's AC, PS, PB, Bluetooth, etc
Old 06-16-2018, 09:50 PM
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7T1vette
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If you still have the stock rear leaf spring, just install Bilstein Heavy-Duty gas shocks all-around. Unless there are some real problems with the front/rear springs, that will make your ride much more enjoyable and allow the car to handle MUCH better that with the old hydraulic shocks.
Old 06-16-2018, 09:54 PM
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ajrothm
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Originally Posted by Jethro Smith
Thanks guys I will stick with the stock suspension for now with replacing the bushings,shocks, etc. should I even mess with a composite rear spring at all or is it not needed either. Thanks again!
If its determined that you DO need a rear spring, nothing wrong with going to a composite unless you are trying to maintain originality. For a softer ride, stay with the 330-340# range.... If you are gonna be pushing it hard in turns and really want to stiffen the car, go the 360-420# range...

I personally run a TRW 340# from 1987 and it works fine for me with some QA1 adjustable shocks. If I want to stiffen it for a some twisty duty, I can adjust the shocks.....Or if I want to soften it for long highway rides, I just adjust the shocks.
Old 06-16-2018, 11:01 PM
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Jethro Smith
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Originally Posted by 68notray
Daily driver?? Eeek. I love my 69 but I also love my new Silverado's AC, PS, PB, Bluetooth, etc
Well a daily driver for me consists of running up and down the beach we live at a few times a week as my wife and I work from home. I agree though we have a new Tahoe and it is really nice!
Old 06-16-2018, 11:06 PM
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Jethro Smith
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Originally Posted by 7T1vette
If you still have the stock rear leaf spring, just install Bilstein Heavy-Duty gas shocks all-around. Unless there are some real problems with the front/rear springs, that will make your ride much more enjoyable and allow the car to handle MUCH better that with the old hydraulic shocks.
It has a all stock suspension other than the wheel bearings and brakes being rebuilt. Really a nice original car. My grandfather always maintained it and kept it in a garage. I will add those shocks and I’m sure it will make a huge difference. Thanks!

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Old 06-17-2018, 11:06 AM
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OldCarBum
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Beautiful car.
When you go to Van Steels website, you will see they have everything you need to rebuild your stock components or if you go with full race applications.
Even keeping the suspension basically stock, there are some things you can do to improve handling, like a front spreader bar, front and rear sway bars, and good adjustable shocks.
Some people will swear poly bushings are the only way to go, others will say the same about rubber.
I went with the moog rubber bushings throughout.
If you stay with rubber bushings, this is one thing you get what you pay for.
Do lots of research and stick with vendors with a good reputation.

Last edited by OldCarBum; 06-17-2018 at 11:08 AM.
Old 06-17-2018, 12:49 PM
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Jethro Smith
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Thank you I was planning on ordering from van steel as they have a good reputation and are a Florida company so I want to support locals!
Old 06-17-2018, 01:24 PM
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Jebbysan
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I am a huge advocate of composite springs and my 72' has them front and rear with some older Carrera shocks, kit is from VB&P and the car rides a little firm but the handling is out of sight....I need to adjust the front spring for less spring rate....the rear is a perfect balance of ride and handling. I love being able to adjust the height in the front too....third pic shows the ride adjustment.
BUT! I had a bone stock 69' 427/400 with Monroe Gas matics on it and it was a dream to drive.......stock 50 lb. rear spring and all.......sooooo....on a budget....just make everything like new and pick a shock......
I have heard that the AC Delco Premium Gas Shock is one of the best and most plush out there......

Jebby
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Last edited by Jebbysan; 06-17-2018 at 01:27 PM.


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