Author Topic: NOS shocks yes or no?  (Read 3990 times)

Offline usraptr

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NOS shocks yes or no?
« on: July 20, 2014 - 07:15:34 PM »
I have an opportunity to buy some NOS front and rear nitrogen gas shocks for my 70 'Cuda at a reasonable price. Chrysler part number P4452127 & P4452124.  My 'Cuda is a numbers matching 440, 4-speed, dana 60 4.10 rear.  I'm trying to use as many original, NOS parts as possible in the restoration.  It's going to be a driver- car shows/ cruise nights, Sunday drives, etc.  Not a track car.  I have two questions re these shocks.  1. Considering they are 44 year old NOS what's the odds/chances they have gone bad?  Seals, etc?  2.  Has shock technology changed/advanced so much in 44 years I'd be better off buying new shocks/technology and just painting them black.  Thanks for any advice/input.
1970 Plymouth 'Cuda.  Matching numbers 440 U Code, 4 speed pistol grip, Rallye dash, AM 8 Track, Shaker hood, 15 inch rallye wheels, Dana 60 4.10, Super Track Pak.  One of 134 - 440 "U" coupes codes built in 1970 and one of 100 - 440 Super Track Paks built in 1970.

Restoration pictures at:  http://spanks4thememory.smugmug.com/Cars/70-Cuda/7240639_M24oi#465274575_2MBqW
(Edited 8-1-17)

"usraptr" = United States raptor - bird of prey = United States Bald Eagle.  FYI, somebody else thought of it first so I had to drop the "O" in raptor.




Offline Chryco Psycho

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Re: NOS shocks yes or no?
« Reply #1 on: July 20, 2014 - 07:17:58 PM »
no clue on wether they are bad from sitting 44 years but definatly shock tech has changed a lot in 44 years , not a fan of KYB , too hard but lots to choose from

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Offline Ravage

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Re: NOS shocks yes or no?
« Reply #2 on: July 20, 2014 - 07:24:26 PM »
For my  :2cents:

When I put new shocks on my 'Cuda it still seemed a bit weak. Perhaps my leaf springs were too tired out but I didn't have the money to get them swapped out at the time. I bought these nifty little coil over jobbies http://www.amazon.com/Superior-14-0490-Control-Springs-Absorbers/dp/B00029K3HE  Stiffen up the rear like air shocks without sucking like air shocks. Gets her butt in the air for a nicer stance.
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Offline Katfish

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Re: NOS shocks yes or no?
« Reply #3 on: July 20, 2014 - 07:52:24 PM »
I wouldn't trust 44yr old shocks, unless you don't plan on driving the car.  You can get high quality replacements for probably a fraction of the cost of the NOS parts.

Offline dodj

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Re: NOS shocks yes or no?
« Reply #4 on: July 20, 2014 - 10:36:56 PM »
I wouldn't trust 44yr old shocks, unless you don't plan on driving the car.  You can get high quality replacements for probably a fraction of the cost of the NOS parts.
IMO, new shocks are the way to go. Even if they are fully functional, (nos) they will be a poor shock compared to today's offerings.
« Last Edit: August 13, 2014 - 08:30:50 PM by dodj »
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Offline dfrazz

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Re: NOS shocks yes or no?
« Reply #5 on: July 20, 2014 - 11:51:59 PM »
 :iagree:  I appreciate when someone is trying to keep a car as original as possible, but somethings are just better to upgrade and shocks are one of them.

Offline dutch

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Re: NOS shocks yes or no?
« Reply #6 on: July 21, 2014 - 02:05:34 AM »
stay away from old shocks.... been there ,done that.   ::)   too important to take any chances with  :2cents:
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Offline ChallengerHK

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Re: NOS shocks yes or no?
« Reply #7 on: July 21, 2014 - 03:43:53 AM »
Agreed with everyone else on new shocks. If you're planning a 100 point restoration that you will never drive, old shocks are fine. If you want a car that will be judged in competitions of any type, buy the NOS but only put them on for shows.


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Offline HP2

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Re: NOS shocks yes or no?
« Reply #8 on: July 21, 2014 - 10:12:07 AM »
I have an opportunity to buy some NOS front and rear nitrogen gas shocks for my 70 'Cuda at a reasonable price. Chrysler part number P4452127 & P4452124. 

Seing that nitrogen gas shocks didn't become widely available until the early 80s, these aren't NOS as in 44 year old original equipment that came from the factory.  The P prefix also means they were offered through the Direct Connection/Mopar Performance channels which again suggests they are not OEM installed. As a matter of fact, those exact part numbers are listed in the 2002 Performance Parts catalog. So these may be old stock shocks, but not in the sense you think they are.

If you are picking them up for like $5-10 each, and you have the original suspension under your car, they may be worth the risk, if the expansion retention straps are still on them. If they have been sitting topped out, I wouldn't mess with them.

FWIW, I seem to recall that the P number gas shocks were rebranded Gabriels. The P numbered race shocks were rebranded Carreras. So you can probably still pick up similar or even exact copies of these in nitrogen charged versions at your local parts store for $25 each. Use that to gauge the value of what a potentially 30 year old shock is worth.
« Last Edit: July 21, 2014 - 10:19:12 AM by HP2 »

Offline 73EStroker

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Re: NOS shocks yes or no?
« Reply #9 on: July 21, 2014 - 10:09:43 PM »
 I thought gas shocks were not around then. They would have been most likely double acting hydraulic. Gotta hate those 3 letters NOS now. So much fake stuff around after over 40 years. Buy new and paint em
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Offline anlauto

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Re: NOS shocks yes or no?
« Reply #10 on: July 21, 2014 - 10:13:18 PM »
Well...I'm not sure what you gain by using the wrong front shocks  :dunno: They may be NOS but that doesn't make them correct for your car :nono: Wrong part numbers won't mean a thing to any judge, just another pair of old shocks. :2cents:
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Offline usraptr

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Re: NOS shocks yes or no?
« Reply #11 on: August 12, 2014 - 07:29:08 PM »
Thanks for the replys and advice.  I'm gonna pass on these and buy new.
1970 Plymouth 'Cuda.  Matching numbers 440 U Code, 4 speed pistol grip, Rallye dash, AM 8 Track, Shaker hood, 15 inch rallye wheels, Dana 60 4.10, Super Track Pak.  One of 134 - 440 "U" coupes codes built in 1970 and one of 100 - 440 Super Track Paks built in 1970.

Restoration pictures at:  http://spanks4thememory.smugmug.com/Cars/70-Cuda/7240639_M24oi#465274575_2MBqW
(Edited 8-1-17)

"usraptr" = United States raptor - bird of prey = United States Bald Eagle.  FYI, somebody else thought of it first so I had to drop the "O" in raptor.