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snot35

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Everything posted by snot35

  1. Arduino's are geared for IO and would be quite easy to hook up for logging, as is the development of the appropriate software. The Pi is more of a mini PC. While more powerful, I'm pretty sure it only has USB which is not so user friendly when it comes to hooking things up, so you'd need a daughter board of some sort to do the actual logging. I wouldn't bother with just buying the chips, when you can get a ready to go board for $15-20. I know we're reinventing the wheel, but that much? ;) Another thing I'd mused over, if you can stretch the budget get one of the Android compatible Arduino ADK boards. Then get a cheap second hand mobile with the necessary support. Mount the mobile for video and G sensing and then run it to the ADK board via USB permanently so you can program a clock for them all to run from. You could also use the phone for logging, most take a micro SD card so you could fill it with a load of storage for cheap. It's also cheap to get a 12V USB charger to plug into the cig lighter or similar. Of course I have a software background, so everything to me looks like a software problem. :) The hardest part is finding a compatible handset. The original Google Nexus seemed to be the best option, coming with the correct libraries installed. Disclaimer: I've not tried to actually do any of this, just spent a lot of time mulling it over. I see no reason why it shouldn't work though :)
  2. Yep, auto helmet is money well spent. Get a reasonable brand, you'll probably end up having this thing for a lifetime, or if you don't you'll want to resell and get some decent money. Gas less won't do panels. I've got a Cigweld which has been great for panels, you can get 0.6 tips which helps. Also, you can get tips etc. from Bunnings of the shelf, spares can be ordered. I figure this may be handy if I'm half way in a project on a weekend. I've got 135amps. I think if I went again I'd probably get the 160. Around that mark is the limit of a normal wall socket, then you're thinking about 15amp plugs.
  3. Love these, just begs to be converted into a TA64 Group B replica :D
  4. I wonder how well those sensors handle dirt and debris breaking the beam and some pretty intense vibrations though.
  5. Yeah, about that last time I looked too. Some of the tech edge widebands have some data logging channels. Could kill two birds with one stone :) None of it is plug and play though. That seems to cost.
  6. Yeah, if in decent nick it would be worth it. You'll get more compression at least. If you can find one of the larger manifolds that will help too, either a big port manifold, or the middle sized one. Should be able to get one of those from a KE55
  7. There's a huge amount in it. The electronics required is reasonably basic as most if it's made to be modular and easy to start, but it's a huge topic and off the shelf setups are pretty expensive. This is useful: http://farnorthracing.com/datalogging.html
  8. I've thought about this too, but it's way down the list when there isn't a motor in the car that will be logged. I'm thinking along the lines of an arduino and some linear transducers. The transducers need an amp though, you need to get 0-5v range into an arduino, but most of them have analog inputs. Something like an arduino uno has 6 analogue inputs and the knock offs can be had for about $20. There's heaps of tutorials for these things out there, plus plug in boards for SD, g sensors etc, great for datalogging. Something like this: http://www.ebay.com....984.m1423.l2649 Could be useful, but for car suspension range you'd need to run two in series. Another thing I was thinking of was using normal pots and something like RC aircraft turning lightweight swing arms attached to the pots so that the fragile stuff could be mounted in the boot/inside the car/under the bonnet, rather than attached to struts etc. where there would be quick death on a rally/khana car. Of course, there's a bit of work in such a project :)
  9. Do nice little radii as shown in altezzas post, plumb it some nice cool air with a reasonable size filter and I reckon you'll do just fine.
  10. 5K and a convert it to manual. It'll be fun to drive and shouldn't attract too much of the wrong attention. You'll learn a heap without having to worry about too much engineering, EFI, fabrication etc.
  11. Yep, I'm with styler
  12. Except production costs are likely a lot higher than a flat plane crank, for minimal benefit to the general public. Sport bikes are quite a different market.
  13. Love the write up. Good luck with the repairs. Hope that driver is OK too. It must have been the weekend for it, we had rally SA and there was a fair amount of carnage this year.
  14. Why don't you just fit a bike motor? At least you'll have all the appropriate supporting hardware rather than 30 year old worn out components designed to support a flat plane partially counter balanced lower revving set up. It'll probably give you more go for your money.
  15. A quick rack will make things harder! Longer steering arms if possible, maybe check the rack/steering column isn't full of gunk or difficult to move/turn. They should be pretty light.
  16. Nice! Makes me miss the one of these I had years ago. Same colour and all! (although half of them were probably this colour :) )
  17. Both, plus the pitch of the bolts between the steering knuckle is different. i.e. you need AE86 steering arms on AE86 struts, AE71 ones won't fit.
  18. Got them in the back of the Khana car. Seem to do a reasonable job so far.
  19. Hey, I've got one of those ab swings! It's clogging up my shed. Good luck with the bonnet! :)
  20. If you mean physically, guards, bonnet, bumper, panel below bumper, head lights, grill, radiator support panel, turn indicators and maybe the panel infront of the windscreen. If that's not what you're asking you'll have to give us more info. 4x114.3. I'm not sure about width, especially with flares. It also depends on what other modifications you've done to the suspension Here, AE86driving club, wreckers, ebay, gumtree. Original badges might be a challenge. There's a bit of stuff on ebay from Asia which is usually reproduction, but might be useful. Better shocks, springs, bars? It really depends on what you want to do. AE86 fits with little modification, so the sky is really the limit. Work out what you want to do and spend a bit of time searching. I think AJPS did some of those, google AJPS. Good luck :)
  21. Or even get a spare motor, they should be cheap. Do a 32/36, exhaust and a cam and bank 11k in a long term account :)
  22. I don't suppose anyone knows how they did the ignition in this thing? Given it's on Webers. I remember trying to look at a magazine article about it and it almost looks like they have a cable driven remote mounted dizzy?
  23. I like the idea of the TTE '40. No doubt you've seen the Neal Bates one around. That thing is awesome!
  24. Fair enough, just thought I'd put them up. I may try at some stage, but I'm hoping to get the lathe going some time soon, so I may even adapt some 19's?
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