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rwd axle

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Right I've seen some rwd polo and it got me thinking what axles they use?]

there are no build treads for these car and rightly so i would not wanna share something that big lol so was wondering if any one new what could work and what people have tryed

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Heres the build thread for the orange rwd 6n that you've probably seen, unfortunatly lots of the images have now disappeared due to them being hotlinked. i havnt had a proper read through, but there may be the info you want in there.

http://www.driftworks.com/forum/drift-car-...yes-really.html

edit: heres the pictures http://www.hoogeveenracingscene.nl/modules...s&album=144

The axle appears to be completley custom, hubs, driveshafts and a chain driven diff.

re-edit: no diff

Edited by mattway

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I've searched all over for those pics looks simple enough and more I've seen the rwd 1.8 turbo but how the hell do they do the back axle is it of a audi tt are they rwd or 4x4 thanks mate

Not seen the 1.8t rwd polo, but the TT is either FWD only or part time 4WD with the haldex rear diff, so i cant imagine the TT rear axle is the best option for RWD only.

Edited by mattway

The TT/4motion rear set up wouldn't work for just a rear wheel drive set up. as for the rear axle I'm shortly to finish a vento vr6 supercharged running the 4motion set up and i have combined the the two axles together so a custom setup would be the best bet unless you custom fit a mk2 golf syncro arm

The rear engined cars wont have a rear axle if they have car engines, if you had a RWD car engine + gearbox + axle it just wouldnt fit. Most people run the same setup as a FWD car exept in the back. So you have to sort out some hubs which you can drive through.

I'm using a customised mk2 golf front setup for DUB.

If you want to run the engine in the front you are probably looking at a longitudinaly mounted engine with a custom bell housing going to a ford (*SPIT*) type 9 box and modified Saphire rear axel. One of the PPC people has a lotus 7 replica with a 1.9tdi running that setup.

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so basicly the best way to do this is mount the engine in the midle/back of the car which was the idea then somehow custom two front hub either side onto the orignal back axle.

with no drive shafts in the front wheels will the front assebly fall apart?

the reason I'm asking is I'm just about to start doing a polo 1.4 16v converson and Turbo. so my next idea would to mount it in the back to get it RWD i like the GSXR engine setup but it had no diff so driving it on the road would be a challenge and not one I'm willin to take.

thanks guys

T

I went with the full front subframe in the back with new top mounts. I don't have much in the way of photos but I'll look one out if I can find a host for it. Using a front subframe gives you camber, caster and toe control.

Not the most use TBH.

th_dub-easter-2010.jpg

both the 1.8t mk3 polo and the bike powered mk4 polo both have engines in the back and like tomo said run a front set up at the back :)

with no drive shafts in the front wheels will the front assebly fall apart?

You'll need to use the outer part of the driveshafts.

i like the GSXR engine setup but it had no diff so driving it on the road would be a challenge and not one I'm willin to take.

There are several ways to fit a diff to a rear bike engined car.

1. Use a FWD diff removed from the casing, mounted using bearing houses and driven by a sprocket bolted on to the crownwheel. Would be a custom install. You'll have no reverse gear (not cool on the road!). The diff is exposed to all the road shit as well.

2. Turn the engine through 90°C, replace the drive sprocket with a propshaft adapter, connect to a RWD diff using a short propshaft - essentially the same as a front bike engined RWD car. Depending on the room available you could fit a Quaife reversing box in line, these are especially made for front bike engined rear drive cars (6 reverse gears!!).

3. Quaife do a chain driven ATB diff for this type of install, engine is mounted as it would be in a bike. Final drive ratios are easily changed. Essentially a pro version of option 1. Around £700 IIRC.

4. Or you could go for the all singing and dancing Quaife unit, this is a complete diff/reverse box all in one unit, it mates up with the gearbox output shaft using a cushdrive. It's gear driven rather than chain, but different final drive ratios are available. Used by Radical and others. £££££££s though, I think around £2700.

All these options are widely seen in kit cars, autograss competitors, and companies such as Z Cars (check them out if you've never heard of them, crazy machines. If you're willing to pay they'll fit a bike engine in the back of your Polo, no sweat!). Whichever option you go for, driveshafts, uprights and suspension are usually custom fabricated, or modified front items as already mentioned. Go to a kit car show or autograss race and you'll be amazed at some of the ideas and solutions people have come up with.

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