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verc
04-04-2007, 02:48 AM
Random question, but whenever I see the drivers fixing their cars by the road in WRC they seem to always be using this nifty looking jack. Anyone know what this is? I'm curious :)

bjorn240
04-04-2007, 09:55 AM
There are a couple different models of jacks in use, most of which affix in a hole the sill. We (SRTUSA) use a KYB scissor jack, which you could use on a standard road car without sill holes. It's quite good, though the base plate needs reinforcement if you're going to use it multiple times per day under rally conditions.

It's in the second column, half way down this page.
http://www.kyb.co.jp/english/products/category/01.html#top

digitalboy40
04-04-2007, 10:13 AM
^^^ where could one obtain one of those jacks? do you have any sites or info on either a) reinforcing the base plates or b) installing a set sill holes? oh, and where could one get jacks/stands for a sill hole setup? thanks

bjorn240
04-04-2007, 10:32 AM
You're in Japan?

Uchiyama Motor Sport sell the KYB jacks. http://www.umsrally.com/Contact.html

I am certain Toshi (Subaru Team Arai) can supply as well. http://www.araimotorsport.com/en/motorsports/index.html

Reinforcing the base plate is easy. Just weld on a 20cm by 20cm steel plate. Making the sill holes (and making them last) is substantially harder. Basically, you will need to cut the inner and outer of the sills, reinforce the sills, and then insert a tube into the sill whose inner diameter mates with the jack and jackstands. I would let a professional rally shop do this, frankly. Either of the above shops could do it, I'm sure.

(I know nothing about UMS except what I've seen on the web. Subaru Team Arai can definitely do all this/supply you, but I don't know how busy they are with Toshi's current PWRC program.)

- Christian

Subaru_555
04-04-2007, 11:54 AM
Wow cool site! Looks like they supply some Autobacs Super GT cars as well!

chimchimm5
04-04-2007, 02:17 PM
I googled the KYB jack and got this:

http://www.umsrally.com/KYB.html

KYB Hydraulic Scissors Jack.

This quality "Made in Japan" jack is ideal for fast wheel changes.

Steel construction with aluminium top saddle.

Rated to 800kgs (1,760lbs.) this jack weights in at 5.2kgs (11.4lbs.).

Comes in a handy case.

Comes in a handy case.
KYBopen.jpg - 13266 Bytes

Open height 380.5mm (15")


Rally, Street, Off-road or workshop.

The KYB Hydraulic Scissor jack is used around the world in all levels of rallying.

Unlike some hydraulic jacks these last for years and hold their oil.

Made to ISOVG #22~#46.
Specifications.

* Weight 5.2kgs (11.4lbs).
* Maximum height 380.5mm (15").
* Minimum height 117mm (4.6").
* Closed length 308mm (12.1") (Measured from left to right on as shown opposite =>.)
* Width, including hydraulic pump 121mm (7.9").

Price and how to order.

Price ex UMS Japan is ¥14,300 (approx US$120) plus shipping and local taxes.

Contact UMS, we can also supply an aluminium mounting bracket.

We can direct you to a dealer if we have one near you.

http://www.umsrally.com/photo/Raceparts/KYBopen.jpg

Hyper
04-04-2007, 06:20 PM
$120????:eek:
we payed MUCH more for ours, and it was leaking for some reason, so we had to overhaul it:(

group buy anyone? we could use a spare one :)

lummer shawn
04-04-2007, 10:09 PM
There are a couple different models of jacks in use, most of which affix in a hole the sill. We (SRTUSA) use a KYB scissor jack, which you could use on a standard road car without sill holes. It's quite good, though the base plate needs reinforcement if you're going to use it multiple times per day under rally conditions.

It's in the second column, half way down this page.
http://www.kyb.co.jp/english/products/category/01.html#top


Do you guys have a nut on the end, so you can use the impact wrench to lift it, or do you just use the stock handle?

kwh29
04-04-2007, 11:58 PM
It's a hydraulic jack.

Another nice lightweight option is the factory jack out of a Porsche 944. They show up on ebay occasionally and are very nice - fairly large and made out of Aluminum. They go into the vertical seams and have a good crank handle.

--Kevin H.

lummer shawn
04-05-2007, 03:46 AM
It's a hydraulic jack.

Another nice lightweight option is the factory jack out of a Porsche 944. They show up on ebay occasionally and are very nice - fairly large and made out of Aluminum. They go into the vertical seams and have a good crank handle.

--Kevin H.

doh
I didnt look at the picture :D

burned
04-05-2007, 04:19 PM
Ok ill be a bastard an ruin somones business we use a modified VW Bug jack :D its serves us really good and its older than me :D

bjorn240
04-05-2007, 04:24 PM
Ok ill be a bastard an ruin somones business we use a modified VW Bug jack :D its serves us really good and its older than me :D

All the Bilstein jacks work well. They were std. equipment on Mercedes 1970-1985, VW Bugs and Buses (better, taller), Volvo 142s, and a bunch of Porsches. Most fit into a square hole in the sill, but other than that, they're all about the same.

What sucks about them is... if you bend a lateral link, you can't jack the car by the lateral link and jump in the trunk, like you can on a scissor jack.

- Christian

RichardM
04-05-2007, 05:56 PM
Now how would you know that? :) :)