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shrike

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Posts posted by shrike

  1. 3 hours ago, Bling said:

    I think they are super wide compared to most things. For comparison:

    https://magpi.raspberrypi.com/articles/teslonda-tesla-honda-powered-raspberry-pi

    I would be thinking more along the lines of Leaf motor adapted to gearbag or similar, due to budget. But the rear end won't handle that so... But yeah I also think MX5 could be a better platform to mess with for that sort of thing. Has been done in the UK and looks pretty good.

    I wonder if you could unstack the leaf setup and mount the PDM/Inverter elsewhere and then mount the Motor itself directly in the back 

  2. 20 minutes ago, Bling said:

    What would you do?

    Any ideas i've come up with, on a budget (that I don't have), blow the rear end of an old Toyota to bits with torque.

    Would a complete tesla rear motor setup fit in the rear of the corolla? With some tweaks of course

    Batteries in the engine bay?

  3. Check the rear mounts on the subframe that go to the mustache bar, they have a habit of cracking/rusting out

    Had to get mine plated and welded up on my Gsr when I had it

    Worth doing if your going to have it out anyway

    • Like 1
  4. 47 minutes ago, Roman said:

    The 2GR heads will be best, since they have huuuugggggeee valves because of the much bigger bore (94mm bore vs 83mm 4GR) 
    So as a result the valves are 7-8mm bigger diameter which is crazy. 

    If you put a 2MZ crank into a 2GR then you end up around 2.9 litre with a stroke that "should" allow 10 or 11k rpm. 

    I guess the thing is, first I just need to get a motor together and see what happens when it runs.
    It is entirely possible that there is some insurmountable issue with the valvetrain (or whatever) so arguing semantics over which motor will do 11,000rpm is irrelevant when the whole thing explodes at 9000 anyway. Haha. 

    God I love wildly speculating though 

     

    Im assuming youll be upgrading valve springs?

  5. 3 hours ago, Not-a-number said:

    Yeah they do have speed holes. Backed with an ali sheet.

    Can see them here.

    image.jpeg.ebd653400122413445e641fa504efabc.jpeg

    Original material was a mild steel. Probably low grade (in todays standards and variable. ‘Low background’ pre war stuff so you can’t really buy that.

    So they’re done from G250 mild steel (I think, maybe it was G300). Either way, in theory significantly more consistent and stiffer than the original. 

     

    Awesome, is there any logic to the placement of the speed holes? are they actually dimpled or just hole sawed out?

    Guessing the backing was for weight saving/aerodynamics?

  6. 48 minutes ago, flyingbrick said:

    Its a model D because it Dicks all over my BYD. that thing has got more range!

     

    By the way, my BYD went in for its first service today. Its done 4300km. I could see it on the hoist and everyone standing around with hands on hips, then wheel came off, things got inspected with the torch etc.

    They are going to call me back soon to install new rear wheel bearings. After 4300km.

     

    4300km!

     

    Did you previously comment about not getting expected range? Could failed bearings add drag? I'd hope it's just a bad batch of bearings and the next lot don't fail that soon. Is it too much torque for the bearings to handle :p 

    Did it make any noise? Could the hub flange be at risk of separating and you have the wheel/s fall off?

  7. Don't DI engines tend to have carbon build up issues on the valves? 

    Also I'm not sure of an aftermarket ecu that runs direct injection but I could be wrong

    They also run alot higher fuel pressure (mechanical fuel pump at the rail?)

    From what I've seen DI and Port gives best of both worlds if you can run it properly 

    Guess it's another failure point however 

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