Lifting from the bumper mounts?

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ross_jsy
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Thu Apr 10, 2014 2:17 am

Right guys, wondering if someone could help. Basically I am looking at buying these:

http://www.machinemart.co.uk/shop/produ ... -020110006

Because they have a decent height (610mm) however looking at jacks there isn't really much, if anything without spending silly money that will get to that height and definitely nothing that will fit under my car and achieve it. So I was thinking what about those farm jacks that landy types strap to the outsides of their chariots, something like this:

http://www.machinemart.co.uk/shop/produ ... -020110485

And then making a support out of box section or similar to bolt onto the bumper mounts, similar to how you would mount a shell to a spit, to jack up from. Now obviously they take the weight of a bare shell, but will they be able to support a car with engine etc (albeit stripped, weighing in around 1000kg's)?

Or alternatively any other suggestions? I essentially want to get the car as high as possible as I am going to be doing a lot of work on the underside, for as cheap as possible.

Thanks

Ross
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Thu Apr 10, 2014 3:24 am

You can buy a rollover jig/spit for £200 odd
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harry_p
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Thu Apr 10, 2014 10:45 am

I know the rally cars had two hook / jack points attached to the bumper mounts, but no idea how much extra strengthening those ars would have had. Without a cage at least there's a long old body shell to sag if it's only supported from the very ends.

I must admit, it's not something I would be happy with on a roadworthy shell with all running gear etc.
cheers,

harry
ross_jsy
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Thu Apr 10, 2014 11:01 am

Cheers Harry, it has a full 18 point cage but I see what you are saying.

Any ideas how I can get it up to a decent height?
daimlerman
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Thu Apr 10, 2014 12:49 pm

'Farm jacks' have a rising foot as the lifting element.
How about making up a cross member that will fit the cill lifting points at the front and a second for the rear lifting points.Then the farm jacks could slot into the outer ends?

Two things to consider with farm jacks from my practical experience of using them;
The operating arm is long,allow at least a metre for each jack.
The base is small,the one's I used needed to be bolted to chunks of 4x2 to make the lift stable and reasonably safe.
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harry_p
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Thu Apr 10, 2014 12:59 pm

If it was a track car, and I was planning on regularly having to work underneath it I think I'd be going down the route a lot of rally cars do with a pipe inserted into the sides of the sills, ( like e36 original jacking points ) and an adapter on top of an axel stand to support it.
cheers,

harry
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Thu Apr 10, 2014 1:09 pm

This is what I have. It's a god send!
http://www.e30zone.net/modules.php?name ... highlight=
ross_jsy
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Thu Apr 10, 2014 1:19 pm

harry_p wrote:If it was a track car, and I was planning on regularly having to work underneath it I think I'd be going down the route a lot of rally cars do with a pipe inserted into the sides of the sills, ( like e36 original jacking points ) and an adapter on top of an axel stand to support it.
I have been tempted (and seen Martin Pallot's build where he did the same), however I don't quite trust my fabricating skills to go hacking up my rot free cills just yet. Granted, it would be the best solution though.

And idol, that looks great, however my first bigish job I am planning is swapping boxes and unfortunately that looks like it will get in the way
Idol
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Thu Apr 10, 2014 4:16 pm

Definatley wouldn't get in the way of a box change. Position it towards the rear of the car more and the front will tilt right up in the air. There's space inbetween the lifting points.
Idol
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Thu Apr 10, 2014 4:19 pm

Just thought about that again and would have to be position further to front. But still should be ok for a box swap
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Gok
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Sun Apr 13, 2014 1:56 pm

I got a set of these for my project I have trolley jack with a max lift of 520mm so i haven't maxed out the axle stands

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jonny323i
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Sun Apr 13, 2014 2:59 pm

This was an engine crane and seatbelt straps
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Brianmoooore
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Sun Apr 13, 2014 9:02 pm

Before I had a proper four post ramp, I used to attach a chain hoist, hanging from a I beam in a steel framed shed, to a cars tow bar and stand it on its nose.
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Mon Apr 14, 2014 12:00 am

Brianmoooore wrote:Before I had a proper four post ramp, I used to attach a chain hoist, hanging from a I beam in a steel framed shed, to a cars tow bar and stand it on its nose.
As punishment? S&M style :)
leeparkes
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Mon Apr 14, 2014 12:07 am

I can send you some bearers 8O

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:)
Cypriotgeeza wrote:I done both my mates in my old 318is
felt so proud,even tried it with a E30 325i and got put in my place.. :o:
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