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Oops - another jack failure

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Old Feb 14, 2018 | 12:07 AM
  #121  
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Originally Posted by Crossed Flags Fan
Here's what happened to one of the plastic jacking pucks installed on my C7. Almost caused the same damage to my rocker panel, fender, etc. as the OP......
That could only have been caused by a metal jack lift pad like this, which dug into and cracked the puck.



What you should be using with plastic, leave-in jacking pucks is a large flat rubber pad like this:



You gotta use the correct tools for every job.

Last edited by Foosh; Feb 14, 2018 at 11:20 AM. Reason: Clarified point
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Old Feb 14, 2018 | 12:48 AM
  #122  
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Originally Posted by -HAIRBALL-


sure you can...

I stand corrected
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Old Feb 14, 2018 | 01:09 AM
  #123  
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Originally Posted by Maxie2U
I stand corrected
Ha, Ha! Good one. That lifted my spirits!
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Old Feb 14, 2018 | 01:16 AM
  #124  
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I determined 12 years ago that the $2k for the 4 post was well worth it. Doing headers on a C5 alone was worth it! I am under cars all the time and if you do any work on your cars, a lift is the best tool in the shed.

I pull wheels off the car all the time on it.
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Last edited by devnull; Feb 14, 2018 at 01:23 AM.
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Old Feb 14, 2018 | 08:19 AM
  #125  
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Originally Posted by Foosh

What you should be using with jacking pucks is a large flat rubber pad like this:



You gotta use the correct tools for every job.
Personally, I wouldn't use the above jack as I want a jack with a saddle that has a steel lip so as the puck will be contained in the saddle and not allowing a chance for the puck to slip off the saddle as the jack moves during the jacking process.
The below example shows where the puck has almost a 1/4" steel lip guarding it.

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Old Feb 14, 2018 | 08:39 AM
  #126  
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Kevin, I was referring to the leave-in plastic pucks, the poster (#119) showed a picture of shattered. That's what I prefer and use over the type in your picture. Put that type of steel lip saddle on a plastic leave-in puck, and it's like sawing through it.

However, you're right for your type of puck, that style steel saddle is probably best . . . right tools for the job again, and that's why they have different jack lifting point designs.

Last edited by Foosh; Feb 14, 2018 at 08:47 AM.
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Old Feb 19, 2018 | 10:11 AM
  #127  
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When doing anything where you lift the car, it's critical to do it correctly. When I was in high school, I had a friend get killed when his 69 Firebird fell on him. He was pinned by the header collector across his chest and died of suffocation. It only takes one screw up to end a life.

When I have used jacks and jackstands to work on a car, I double and triple check everything. I also make sure there is someone else around who knows how to operate the jack.

I now own a lift. It is a much better solution than messing with jacks, ramps and jack stands.

Thanks to the OP for posting his experience. We can all learn. It also gives other a platform to remind ourselves what can happen when we get careless.

Last edited by Boiler_81; Feb 19, 2018 at 10:12 AM.
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Old Feb 19, 2018 | 10:22 AM
  #128  
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A note to others to learn from. When jacking you MUST use OEM lift points. Also use some sort of material that does not slip when tilting each side.
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Old Feb 19, 2018 | 11:51 AM
  #129  
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Originally Posted by Boiler_81

When I have used jacks and jackstands to work on a car, I double and triple check everything. I also make sure there is someone else around who knows how to operate the jack.

Thanks to the OP for posting his experience. We can all learn. It also gives other a platform to remind ourselves what can happen when we get careless.
Originally Posted by orca1946
A note to others to learn from. When jacking you MUST use OEM lift points. Also use some sort of material that does not slip when tilting each side.
Yep and jack stands ONLY on one end of the car!


Note Warning Label On One Pair of Mt Jack Stands


Latest Lifting Points From 2016 Service Manual
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Old Feb 19, 2018 | 12:58 PM
  #130  
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I’ve seen posts from people who jack up one side of the car then place jackstands on one side then they proceed to jack up the other side in order to place two more jackstands. Talk about dangerous.

Last edited by Maxie2U; Feb 19, 2018 at 12:59 PM.
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Old Feb 19, 2018 | 04:58 PM
  #131  
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Originally Posted by Foosh
...the leave-in hard plastic jacking pucks are less than $50, and coupled with a proper floor jack with rubber lifting pad, make it virtually impossible for a vehicle to fall off the jack.
Foosh, do you recommend a particular brand / model of those pucks?
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Old Feb 19, 2018 | 05:12 PM
  #132  
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Originally Posted by mammoth713
I dished out the $$ for race ramps and I love them.. I use them anytime I can instead of using a jack. Much safer


I much prefer to put the car up on the race ramps when possible. Just less to worry about.
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Old Feb 19, 2018 | 05:21 PM
  #133  
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Originally Posted by Kevin A Jones
Personally, I wouldn't use the above jack as I want a jack with a saddle that has a steel lip so as the puck will be contained in the saddle and not allowing a chance for the puck to slip off the saddle as the jack moves during the jacking process.
The below example shows where the puck has almost a 1/4" steel lip guarding it.

Kevin, is the puck shown above the one(s) you use?

Do you mind sharing your thoughts/opinions about the puck(s) you use and recommend?

Thanks.
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Old Feb 19, 2018 | 05:31 PM
  #134  
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^^^

I bought those same unique pads from forum vendor Reverse Logic. They are high enough to clear my Grand Sport Side Skirts AND unlike my prior pads, can be bolted into the slots! I would leave my aluminum pads on the passenger seat in a clear plastic bag for the Dealer Tech to use- but always wondered if they would. That is with instructing the service writer etc!

These Jack Pads can be assembled as semi-permanent when going to a dealer or tire store. Then when returning home removed.

For my own work, I use them like normal removable jack pads and only insert before I jack the car.

Last edited by JerryU; Feb 19, 2018 at 05:35 PM.
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Old Feb 19, 2018 | 05:54 PM
  #135  
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Originally Posted by JerryU
^^^

I bought those same unique pads from forum vendor Reverse Logic. They are high enough to clear my Grand Sport Side Skirts AND unlike my prior pads, can be bolted into the slots! I would leave my aluminum pads on the passenger seat in a clear plastic bag for the Dealer Tech to use- but always wondered if they would. That is with instructing the service writer etc!

These Jack Pads can be assembled as semi-permanent when going to a dealer or tire store. Then when returning home removed.

For my own work, I use them like normal removable jack pads and only insert before I jack the car.
Thanks JerryU. Just ordered some from Reverse Logic.
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Old Feb 19, 2018 | 06:00 PM
  #136  
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These are the ones I used in my C6 and transferred to my C7. They were a little "loose" in the C6 but never fell out and are tighter in the C7.





Amazon Amazon

https://www.rpidesigns.com/shop/item.aspx?itemid=3167

Last edited by Walt White Coupe; Feb 20, 2018 at 09:16 AM.
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Old Feb 19, 2018 | 06:43 PM
  #137  
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Originally Posted by CADbrian
Kevin, is the puck shown above the one(s) you use?
Do you mind sharing your thoughts/opinions about the puck(s) you use and recommend?
Thanks.
Here's a thread I started on what I consider the perfect Jack/Puck combination for a Grand Sport to insure safety while not damaging the skirts. The GS requires taller pucks than the Stingray.
https://www.corvetteforum.com/forums...bo-skirts.html
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Old Feb 19, 2018 | 06:56 PM
  #138  
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Originally Posted by CADbrian
Foosh, do you recommend a particular brand / model of those pucks?
Brian,

It really depends upon whether you have side-skirts or not. If you do not, I'd recommend the leave-in pucks in post #136. That's what I use, no skirts on my car, and the pucks will always be on the car for any unexpected situation.

If you have GS/Z06 style skirts, you'd probably be better off going with what Kevin is using, which are taller to clear the skirts but they are not leave-ins.

Last edited by Foosh; Feb 19, 2018 at 06:57 PM.
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Old Feb 19, 2018 | 09:45 PM
  #139  
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Originally Posted by BlueDevilZ51
This is what you have car insurance for.
We have a winner! Go through insurance and it will be taken care of. Glad it was only property damage - NO BIG DEAL. And thanks for sharing your experience.
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Old Feb 19, 2018 | 10:05 PM
  #140  
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Originally Posted by devnull
I determined 12 years ago that the $2k for the 4 post was well worth it. Doing headers on a C5 alone was worth it! I am under cars all the time and if you do any work on your cars, a lift is the best tool in the shed.

I pull wheels off the car all the time on it.
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